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DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
DQ_003773
image
question_images/parts_leaf_559.png
parts_leaf_559.png
1
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
DQ_003663
image
question_images/parts_leaf_3132.png
parts_leaf_3132.png
0.771659
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
DQ_003635
image
question_images/parts_leaf_1124.png
parts_leaf_1124.png
0.761555
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
DQ_003529
image
question_images/parts_leaf_1088.png
parts_leaf_1088.png
0.753675
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
DD_0110
image
teaching_images/parts_leaf_557.png
This diagram shows the parts of a leaf. The Blade is the broad flat part of the leaf. The Petiole is the stemlike part of the leaf that joins the blade to the stem. The Stipules are two small flaps that grow at the base of the petiole of some plants. A leaf has several veins. Veins carry food and water in a leaf. They also support the blade. The large central vein which extends from the base of the blade to its tip is called the Midrib. Smaller veins connect the midrib to other parts of the blade.
0.753033
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
DQ_003608
image
question_images/parts_leaf_1119.png
parts_leaf_1119.png
0.752681
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
DQ_003522
image
question_images/parts_leaf_1085.png
parts_leaf_1085.png
0.750146
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
DQ_003788
image
question_images/parts_leaf_6262.png
parts_leaf_6262.png
0.747846
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
DQ_003554
image
question_images/parts_leaf_1096.png
parts_leaf_1096.png
0.745694
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
DQ_003525
image
question_images/parts_leaf_1087.png
parts_leaf_1087.png
0.745401
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
T_3385
text
null
Plants seem to grow wherever they can. How? Plants cant move on their own. So how does a plant start growing in a new area?
0.691082
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
T_1598
text
null
Plants and animals depend on water to live. They also play a role in the water cycle. Plants take up water from the soil and release large amounts of water vapor into the air through their leaves (Figure 1.3), a process known as transpiration.
0.637935
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
T_3434
text
null
Water also moves through the living organisms in an ecosystem. Plants soak up large amounts of water through their roots. The water then moves up the plant and evaporates from the leaves in a process called transpiration. The process of transpiration, like evaporation, returns water back into the atmosphere.
0.634088
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
T_1950
text
null
The most basic division of modern plants is between nonvascular and vascular plants. Vascular plants are further divided into those that reproduce without seeds and those that reproduce with seeds. Seed plants, in turn, are divided into those that produce naked seeds in cones and those that produce seeds in the ovaries of flowers.
0.630689
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
T_2956
text
null
Scientists used to think that fungi were members of the plant kingdom. They thought this because fungi had several similarities to plants. For example: Fungi and plants have similar structures. Plants and fungi live in the same kinds of habitats, such as growing in soil. Plants and fungi cells both have a cell wall, which animals do not have.
0.612932
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
T_1947
text
null
Some seed plants evolved another major adaptation. This was the formation of seeds in flowers. Flowers are plant structures that contain male and/or female reproductive organs.
0.607112
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
T_1312
text
null
In photosynthesis, plants use CO2 and create O2 . Photosynthesis is responsible for nearly all of the oxygen currently found in the atmosphere. The chemical reaction for photosynthesis is: 6CO2 + 6H2 O + solar energy C6 H12 O6 (sugar) + 6O2
0.604481
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
T_1958
text
null
Plants live just about everywhere on Earth. To live in so many different habitats, they have evolved adaptations that allow them to survive and reproduce under a diversity of conditions. Some plants have evolved special adaptations that let them live in extreme environments.
0.592251
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
T_1936
text
null
By the time the earliest plants evolved, animals were already the dominant living things in the water. Plants were also limited to the upper layer of water. Only near the top of the water column is there enough sunlight for photosynthesis. So plants never became dominant aquatic organisms.
0.587364
DQ_003775
What connects the leaf to the stem of the plant?
question_images/parts_leaf_559.png
a. Petiole, b. Axillary bud, c. Leaf lamina, d. Axil
a
T_1106
text
null
Despite these problems, there is a rich fossil record. How does an organism become fossilized?
0.58651
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
DQ_003773
image
question_images/parts_leaf_559.png
parts_leaf_559.png
1
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
DQ_003663
image
question_images/parts_leaf_3132.png
parts_leaf_3132.png
0.771659
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
DQ_003635
image
question_images/parts_leaf_1124.png
parts_leaf_1124.png
0.761555
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
DQ_003529
image
question_images/parts_leaf_1088.png
parts_leaf_1088.png
0.753675
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
DD_0110
image
teaching_images/parts_leaf_557.png
This diagram shows the parts of a leaf. The Blade is the broad flat part of the leaf. The Petiole is the stemlike part of the leaf that joins the blade to the stem. The Stipules are two small flaps that grow at the base of the petiole of some plants. A leaf has several veins. Veins carry food and water in a leaf. They also support the blade. The large central vein which extends from the base of the blade to its tip is called the Midrib. Smaller veins connect the midrib to other parts of the blade.
0.753033
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
DQ_003608
image
question_images/parts_leaf_1119.png
parts_leaf_1119.png
0.752681
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
DQ_003522
image
question_images/parts_leaf_1085.png
parts_leaf_1085.png
0.750146
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
DQ_003788
image
question_images/parts_leaf_6262.png
parts_leaf_6262.png
0.747846
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
DQ_003554
image
question_images/parts_leaf_1096.png
parts_leaf_1096.png
0.745694
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
DQ_003525
image
question_images/parts_leaf_1087.png
parts_leaf_1087.png
0.745401
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
T_1598
text
null
Plants and animals depend on water to live. They also play a role in the water cycle. Plants take up water from the soil and release large amounts of water vapor into the air through their leaves (Figure 1.3), a process known as transpiration.
0.548793
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
T_1447
text
null
Minerals are divided into groups based on chemical composition. Most minerals fit into one of eight mineral groups.
0.538981
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
T_1312
text
null
In photosynthesis, plants use CO2 and create O2 . Photosynthesis is responsible for nearly all of the oxygen currently found in the atmosphere. The chemical reaction for photosynthesis is: 6CO2 + 6H2 O + solar energy C6 H12 O6 (sugar) + 6O2
0.535131
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
T_1106
text
null
Despite these problems, there is a rich fossil record. How does an organism become fossilized?
0.533055
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
T_4885
text
null
How fast or slow something moves is its speed. Speed determines how far something travels in a given amount of time. The SI unit for speed is meters per second (m/s). Speed may be constant, but often it varies from moment to moment.
0.529212
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
T_0959
text
null
The short term cycling of carbon begins with carbon dioxide (CO2 ) in the atmosphere.
0.528458
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
T_4999
text
null
Wave speed is the distance a wave travels in a given amount of time, such as the number of meters it travels per second. Wave speed (and speed in general) can be represented by the equation: Speed = Distance Time
0.526387
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
T_3385
text
null
Plants seem to grow wherever they can. How? Plants cant move on their own. So how does a plant start growing in a new area?
0.52622
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
T_3434
text
null
Water also moves through the living organisms in an ecosystem. Plants soak up large amounts of water through their roots. The water then moves up the plant and evaporates from the leaves in a process called transpiration. The process of transpiration, like evaporation, returns water back into the atmosphere.
0.522019
DQ_003776
What is the minimum number of midribs in a leaf?
question_images/parts_leaf_559.png
a. 3, b. 4, c. 2, d. 1
d
T_4322
text
null
Distance is the length of the route between two points. The distance of a race, for example, is the length of the track between the starting and finishing lines. In a 100-meter sprint, that distance is 100 meters.
0.521818
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
DQ_003773
image
question_images/parts_leaf_559.png
parts_leaf_559.png
1
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
DQ_003663
image
question_images/parts_leaf_3132.png
parts_leaf_3132.png
0.771659
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
DQ_003635
image
question_images/parts_leaf_1124.png
parts_leaf_1124.png
0.761555
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
DQ_003529
image
question_images/parts_leaf_1088.png
parts_leaf_1088.png
0.753675
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
DD_0110
image
teaching_images/parts_leaf_557.png
This diagram shows the parts of a leaf. The Blade is the broad flat part of the leaf. The Petiole is the stemlike part of the leaf that joins the blade to the stem. The Stipules are two small flaps that grow at the base of the petiole of some plants. A leaf has several veins. Veins carry food and water in a leaf. They also support the blade. The large central vein which extends from the base of the blade to its tip is called the Midrib. Smaller veins connect the midrib to other parts of the blade.
0.753033
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
DQ_003608
image
question_images/parts_leaf_1119.png
parts_leaf_1119.png
0.752681
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
DQ_003522
image
question_images/parts_leaf_1085.png
parts_leaf_1085.png
0.750146
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
DQ_003788
image
question_images/parts_leaf_6262.png
parts_leaf_6262.png
0.747846
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
DQ_003554
image
question_images/parts_leaf_1096.png
parts_leaf_1096.png
0.745694
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
DQ_003525
image
question_images/parts_leaf_1087.png
parts_leaf_1087.png
0.745401
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
T_3385
text
null
Plants seem to grow wherever they can. How? Plants cant move on their own. So how does a plant start growing in a new area?
0.752582
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
T_1958
text
null
Plants live just about everywhere on Earth. To live in so many different habitats, they have evolved adaptations that allow them to survive and reproduce under a diversity of conditions. Some plants have evolved special adaptations that let them live in extreme environments.
0.626966
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
T_1936
text
null
By the time the earliest plants evolved, animals were already the dominant living things in the water. Plants were also limited to the upper layer of water. Only near the top of the water column is there enough sunlight for photosynthesis. So plants never became dominant aquatic organisms.
0.62664
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
T_1950
text
null
The most basic division of modern plants is between nonvascular and vascular plants. Vascular plants are further divided into those that reproduce without seeds and those that reproduce with seeds. Seed plants, in turn, are divided into those that produce naked seeds in cones and those that produce seeds in the ovaries of flowers.
0.623798
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
T_1947
text
null
Some seed plants evolved another major adaptation. This was the formation of seeds in flowers. Flowers are plant structures that contain male and/or female reproductive organs.
0.619929
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
T_1954
text
null
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
0.614953
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
T_1598
text
null
Plants and animals depend on water to live. They also play a role in the water cycle. Plants take up water from the soil and release large amounts of water vapor into the air through their leaves (Figure 1.3), a process known as transpiration.
0.608021
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
T_2956
text
null
Scientists used to think that fungi were members of the plant kingdom. They thought this because fungi had several similarities to plants. For example: Fungi and plants have similar structures. Plants and fungi live in the same kinds of habitats, such as growing in soil. Plants and fungi cells both have a cell wall, which animals do not have.
0.60104
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
T_3434
text
null
Water also moves through the living organisms in an ecosystem. Plants soak up large amounts of water through their roots. The water then moves up the plant and evaporates from the leaves in a process called transpiration. The process of transpiration, like evaporation, returns water back into the atmosphere.
0.598743
DQ_003777
What would happen if the plant had no stem?
question_images/parts_leaf_559.png
a. Plants would be able to survive high above the ground and would have better access to water., b. Plants would not be able to stand upright and could not bear leaves, flowers, and smaller stems., c. Plants would only have leaves and flowers., d. Plants would be a lot less rigid and some of them would be able to walk.
b
T_0987
text
null
Now that you know what chemical weathering is, can you think of some other ways chemical weathering might occur? Chemical weathering can also be contributed to by plants and animals. As plant roots take in soluble ions as nutrients, certain elements are exchanged. Plant roots and bacterial decay use carbon dioxide in the process of respiration.
0.597978
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
DQ_003778
image
question_images/parts_leaf_560.png
parts_leaf_560.png
1
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
DQ_003326
image
abc_question_images/parts_leaf_10560.png
parts_leaf_10560.png
0.860631
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
DQ_003635
image
question_images/parts_leaf_1124.png
parts_leaf_1124.png
0.787496
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
DQ_003806
image
question_images/parts_leaf_6265.png
parts_leaf_6265.png
0.786375
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
DQ_003658
image
question_images/parts_leaf_3131.png
parts_leaf_3131.png
0.769665
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
DQ_003801
image
question_images/parts_leaf_6264.png
parts_leaf_6264.png
0.765574
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
DQ_003588
image
question_images/parts_leaf_1115.png
parts_leaf_1115.png
0.758221
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
DQ_003746
image
question_images/parts_leaf_3859.png
parts_leaf_3859.png
0.749162
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
DQ_003823
image
question_images/parts_leaf_6268.png
parts_leaf_6268.png
0.746641
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
DQ_003716
image
question_images/parts_leaf_3149.png
parts_leaf_3149.png
0.742493
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
T_1805
text
null
Some fossils form when their remains are compressed by high pressure, leaving behind a dark imprint. Compression is most common for fossils of leaves and ferns, but can occur with other organisms. Click image to the left or use the URL below. URL: Click image to the left or use the URL below. URL:
0.510034
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
T_0332
text
null
All living things need energy. They need it to power the processes of life. For example, it takes energy to grow. It also takes energy to produce offspring. In fact, it takes energy just to stay alive. Remember that energy cant be created or destroyed. It can only change form. Energy changes form as it moves through ecosystems.
0.501586
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
T_1106
text
null
Despite these problems, there is a rich fossil record. How does an organism become fossilized?
0.484067
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
T_3385
text
null
Plants seem to grow wherever they can. How? Plants cant move on their own. So how does a plant start growing in a new area?
0.483966
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
T_2956
text
null
Scientists used to think that fungi were members of the plant kingdom. They thought this because fungi had several similarities to plants. For example: Fungi and plants have similar structures. Plants and fungi live in the same kinds of habitats, such as growing in soil. Plants and fungi cells both have a cell wall, which animals do not have.
0.483321
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
T_1598
text
null
Plants and animals depend on water to live. They also play a role in the water cycle. Plants take up water from the soil and release large amounts of water vapor into the air through their leaves (Figure 1.3), a process known as transpiration.
0.482109
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
T_0897
text
null
Soil is a renewable resource. But it is only renewable if we take care of it. Natural events can degrade soil. These events include droughts, floods, insect plagues, or diseases that damage soil ecosystems. Human activities can also degrade soil. There are many ways in which people neglect or abuse this important resource.
0.481923
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
T_2385
text
null
Two important concepts associated with the ecosystem are niche and habitat.
0.481264
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
T_1954
text
null
Instead of fleeing, a plants primary way of responding is to change how it is growing. One way is by tropisms.
0.480884
DQ_003778
The edge of the leaf is called the ......
question_images/parts_leaf_560.png
a. Vein, b. Margin, c. Midrib, d. Lamina
b
T_1468
text
null
Minerals are made by natural processes, those that occur in or on Earth. A diamond created deep in Earths crust is a mineral, but a diamond made in a laboratory by humans is not. Be careful about buying a laboratory-made diamond for jewelry. It may look pretty, but its not a diamond and is not technically a mineral.
0.480846
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
DQ_003778
image
question_images/parts_leaf_560.png
parts_leaf_560.png
1
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
DQ_003326
image
abc_question_images/parts_leaf_10560.png
parts_leaf_10560.png
0.860631
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
DQ_003635
image
question_images/parts_leaf_1124.png
parts_leaf_1124.png
0.787496
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
DQ_003806
image
question_images/parts_leaf_6265.png
parts_leaf_6265.png
0.786375
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
DQ_003658
image
question_images/parts_leaf_3131.png
parts_leaf_3131.png
0.769665
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
DQ_003801
image
question_images/parts_leaf_6264.png
parts_leaf_6264.png
0.765574
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
DQ_003588
image
question_images/parts_leaf_1115.png
parts_leaf_1115.png
0.758221
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
DQ_003746
image
question_images/parts_leaf_3859.png
parts_leaf_3859.png
0.749162
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
DQ_003823
image
question_images/parts_leaf_6268.png
parts_leaf_6268.png
0.746641
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
DQ_003716
image
question_images/parts_leaf_3149.png
parts_leaf_3149.png
0.742493
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
T_3385
text
null
Plants seem to grow wherever they can. How? Plants cant move on their own. So how does a plant start growing in a new area?
0.653344
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
T_1598
text
null
Plants and animals depend on water to live. They also play a role in the water cycle. Plants take up water from the soil and release large amounts of water vapor into the air through their leaves (Figure 1.3), a process known as transpiration.
0.649649
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
T_3434
text
null
Water also moves through the living organisms in an ecosystem. Plants soak up large amounts of water through their roots. The water then moves up the plant and evaporates from the leaves in a process called transpiration. The process of transpiration, like evaporation, returns water back into the atmosphere.
0.644639
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
T_3234
text
null
Your heart pumps blood around your body. But how does your heart get blood to and from every cell in your body? Your heart is connected to blood vessels such as veins and arteries. Organs that work together form an organ system. Together, your heart, blood, and blood vessels form your cardiovascular system. What other organ systems can you think of?
0.635101
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
T_2956
text
null
Scientists used to think that fungi were members of the plant kingdom. They thought this because fungi had several similarities to plants. For example: Fungi and plants have similar structures. Plants and fungi live in the same kinds of habitats, such as growing in soil. Plants and fungi cells both have a cell wall, which animals do not have.
0.633798
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
T_1950
text
null
The most basic division of modern plants is between nonvascular and vascular plants. Vascular plants are further divided into those that reproduce without seeds and those that reproduce with seeds. Seed plants, in turn, are divided into those that produce naked seeds in cones and those that produce seeds in the ovaries of flowers.
0.624048
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
T_1312
text
null
In photosynthesis, plants use CO2 and create O2 . Photosynthesis is responsible for nearly all of the oxygen currently found in the atmosphere. The chemical reaction for photosynthesis is: 6CO2 + 6H2 O + solar energy C6 H12 O6 (sugar) + 6O2
0.620145
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
T_1106
text
null
Despite these problems, there is a rich fossil record. How does an organism become fossilized?
0.616868
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
T_0638
text
null
To understand minerals, we must first understand matter. Matter is the substance that physical objects are made of.
0.608761
DQ_003779
What is the part that connects a leaf to a stem?
question_images/parts_leaf_560.png
a. petiole, b. tip, c. midrib, d. vein
a
T_3941
text
null
Why do different states of matter have different properties? Its because of differences in energy at the level of atoms and molecules, the tiny particles that make up matter.
0.605506