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5,100
NDQ_011315
learned behavior of animals
the type of learning humans use more than any other type of species
null
null
Multiple Choice
a. observational learning., b. conditioning., c. play., d. insight learning.
d
5,101
NDQ_011316
levels of ecological organization
a cell is the smallest unit of study in ecology.
null
null
Multiple Choice
a. true, b. false
b
5,102
NDQ_011317
levels of ecological organization
abiotic factors are necessary for a thriving ecosystem.
null
null
Multiple Choice
a. true, b. false
a
5,103
NDQ_011321
levels of ecological organization
all of the fish in the monterey bay aquarium would represent
null
null
Multiple Choice
a. a population., b. a community., c. an ecosystem., d. a biospbhere.
b
5,104
NDQ_011322
levels of ecological organization
studying how a drought affects the food supply in tundra ecosystem would be a question at the __________ level.
null
null
Multiple Choice
a. population, b. community, c. ecosystem, d. biosphere
c
5,105
NDQ_011323
levels of ecological organization
studying the changes in the population size of a group of elephants would be a question at the __________ level.
null
null
Multiple Choice
a. individual, b. population, c. community, d. ecosystem
b
5,106
NDQ_011324
levels of ecological organization
if two animals can reproduce and produce fertile offspring, the parents are members of the same
null
null
Multiple Choice
a. population., b. species., c. community., d. ecosystem.
b
5,107
NDQ_011325
levels of ecological organization
you and your classmates are all members of the same
null
null
Multiple Choice
a. species., b. population., c. community., d. ecosystem.
a
5,108
NDQ_011346
lizards and snakes
the majority of snakes are poisonous.
null
null
Multiple Choice
a. true, b. false
a
5,109
NDQ_011347
lizards and snakes
lizards are the only reptile that lives on every continent.
null
null
Multiple Choice
a. true, b. false
b
5,110
NDQ_011351
lizards and snakes
what is the significance of quadrate bones?
null
null
Multiple Choice
a. These are movable bones that make it possible for lizards to regenerate lost limbs., b. These are movable bones that make it possible for snakes to glide along the ground., c. These are movable bones that make it possible for snakes and lizards to, d. These are movable bones that make it possible that make it possible for snakes to shed their skin.
c
5,111
NDQ_011352
lizards and snakes
which statement is associated with lizard behavior?
null
null
Multiple Choice
a. Many lizards are good climbers or fast sprinters., b. Many lizards can change color when it is time to mate., c. Most lizards can run on two feet., d. Most lizards can run across the surface of water to escape danger.
a
5,112
NDQ_011353
lizards and snakes
what is the primary role of snake venom?
null
null
Multiple Choice
a. keeps the snake healthy, b. used for self-defense, c. used to kill prey, d. all of the above
c
5,113
NDQ_011354
lizards and snakes
what determines what prey a snake will eat?
null
null
Multiple Choice
a. The body size of the snake has a major influence on what it eats., b. The ability to kill the prey with venom has a major influence on what it eats., c. The ability to crush the prey by strangulation has a major influence on what it eats., d. The ability to chew the prey has a major influence on what it eats.
a
5,114
NDQ_011355
lizards and snakes
the snakes digestive enzymes can dissolve and absorb everything except
null
null
Multiple Choice
a. the prey’s hair and bones., b. the prey’s hair and claws., c. the prey’s teeth and bones., d. the prey’s bones and claws.
b
5,115
NDQ_011386
mammal characteristics
a whale is not a fish.
null
null
Multiple Choice
a. true, b. false
a
5,116
NDQ_011387
mammal characteristics
you have more in common with a lizard than you do with a whale.
null
null
Multiple Choice
a. true, b. false
b
5,117
NDQ_011391
mammal characteristics
which is common to all mammals?
null
null
Multiple Choice
a. All mammals are viviparous., b. All mammals are placental., c. All mammals are endothermic., d. all of the above
c
5,118
NDQ_011392
mammal characteristics
characteristics of mammals include
null
null
Multiple Choice
a. three middle ear bones., b. a four-chamber heart., c. the presence of hair or fur., d. all of the above
d
5,119
NDQ_011393
mammal characteristics
which are monotreme mammals?
null
null
Multiple Choice
a. the kangaroos and the koalas, b. the platypus and the echidnas, c. cats and dogs, d. rats and mice
b
5,120
NDQ_011394
mammal characteristics
whales, dolphins, and porpoises evolved from
null
null
Multiple Choice
a. large bony fish that developed lungs., b. land mammals that went back into the water., c. large amphibians that lived both on land and in the water., d. dinosaurs that lived in water.
b
5,121
NDQ_011395
mammal characteristics
which of the following are placental mammals?
null
null
Multiple Choice
a. humans, apes and monkeys, b. lions, tigers and bears, c. mice, rats, rabbits and squirrels, d. All of the above are placental mammals.
d
5,122
NDQ_011396
mammal classification
humans are primate mammals, like monkeys and apes.
null
null
Multiple Choice
a. true, b. false
a
5,123
NDQ_011397
mammal classification
bats are the only mammals that can truly fly.
null
null
Multiple Choice
a. true, b. false
a
5,124
NDQ_011401
mammal classification
which mammal would be the largest ungulate?
null
null
Multiple Choice
a. whale, b. horse, c. giraffe, d. elephant
d
5,125
NDQ_011402
mammal classification
to what group do rats belong?
null
null
Multiple Choice
a. lagomorphs, b. rodents, c. carnivores, d. insectivores
b
5,126
NDQ_011403
mammal classification
what do sheep, goats and pigs have in common?
null
null
Multiple Choice
a. These mammals have a large brain., b. These mammals are carnivores., c. These mammals are adapted for running., d. These mammals walk on hoofs.
d
5,127
NDQ_011404
mammal classification
what is common among lions, wolves and polar bears?
null
null
Multiple Choice
a. These mammals have continuously growing teeth., b. These mammals are carnivorous., c. These mammals eat earthworms and arthropods., d. These mammals have a thick nail rolled around their toe.
b
5,128
NDQ_011405
mammal classification
what group of mammals is characterized by long ears, a short tail, and a bouncing method of locomotion.
null
null
Multiple Choice
a. ungulates, b. insectivores, c. primates, d. lagomorphs
d
5,129
NDQ_011406
mammal reproduction
monotremes are the only mammals to lay eggs.
null
null
Multiple Choice
a. true, b. false
a
5,130
NDQ_011407
mammal reproduction
the majority of mammals are marsupials.
null
null
Multiple Choice
a. true, b. false
b
5,131
NDQ_011411
mammal reproduction
which statement is true concerning marsupials?
null
null
Multiple Choice
a. Marsupials are born blind and without fur., b. Marsupials complete their development in their mother’s pouch., c. Newborn marsupials have strong forelimbs with claws., d. all of the above
d
5,132
NDQ_011412
mammal reproduction
what does the placenta provide to the developing embryo?
null
null
Multiple Choice
a. oxygen and nutrients, b. carbon dioxide, c. blood, d. all of the above
a
5,133
NDQ_011413
mammal reproduction
which of the following mammals are marsupials?
null
null
Multiple Choice
a. gorillas and orangutans, b. kangaroos, koalas, and opossums, c. echidnas and platypuses, d. elephant seals, elk and lions
b
5,134
NDQ_011414
mammal reproduction
which mammals exhibit sexual dimorphism?
null
null
Multiple Choice
a. gorillas and monkeys, b. elephant seals and elk, c. lions and tigers, d. all of the above
b
5,135
NDQ_011415
mammal reproduction
most marsupials live in
null
null
Multiple Choice
a. America, b. Africa, c. Australia, d. Asia
c
5,136
NDQ_011416
mass extinctions
extinctions are part of natural selection.
null
null
Multiple Choice
a. true, b. false
a
5,137
NDQ_011417
mass extinctions
in each of the mass extinction, over 50% of animal species died and went extinct.
null
null
Multiple Choice
a. true, b. false
a
5,138
NDQ_011421
mass extinctions
what caused the dinosaurs to go extinct?
null
null
Multiple Choice
a. volcanic eruptions, b. a comet or asteroid colliding with Earth, c. earthquakes, d. all of the above
b
5,139
NDQ_011422
mass extinctions
which order of events contributed to the extinction of the dinosaurs?
null
null
Multiple Choice
a. Climate change led to reduce sunlight, which led to reduce photosynthesis,, b. Climate change led to reduce photosynthesis, which led to reduce sunlight, which led to reduce food., c. Reduced photosynthesis led to climate change, which led to reduce sunlight, which led to reduce food., d. Reduced sunlight led to climate change, which led to reduce photosynthesis, which led to reduce food.
a
5,140
NDQ_011423
mass extinctions
what occurs after each mass extinction?
null
null
Multiple Choice
a. Evolution starts over., b. Existing species fill open niches., c. New species develop to fill the habitats where old species lived., d. all of the above
c
5,141
NDQ_011424
mass extinctions
what percent of organisms went extinct during the permian mass extinction?
null
null
Multiple Choice
a. 95%, b. 99%, c. 99.5%, d. 100%
c
5,142
NDQ_011425
mass extinctions
scientists believe we are currently partaking in another mass extinction. the current mass extinction is not recorded on the geologic time scale. including the current mass extinction, how many mass extinction events have occurred during earths history?
null
null
Multiple Choice
a. 4, b. 5, c. 6, d. 7
c
5,143
NDQ_011436
mendels laws and genetics
the genetic law of segregation was developed by mendel.
null
null
Multiple Choice
a. true, b. false
a
5,144
NDQ_011437
mendels laws and genetics
mendel based his conclusions on his understanding of meiosis.
null
null
Multiple Choice
a. true, b. false
b
5,145
NDQ_011441
mendels laws and genetics
if t represents the tall factor, and t represents the short factor, what plants will be tall?
null
null
Multiple Choice
a. T only, b. TT only, c. Tt only, d. TT and Tt
d
5,146
NDQ_011442
mendels laws and genetics
if t represents the tall factor, and t represents the short factor, what plants will be short?
null
null
Multiple Choice
a. t only, b. Tt only, c. tt only, d. Tt and Tt
a
5,147
NDQ_011443
mendels laws and genetics
in a tt x tt pollination, what combination(s) of factors will be in the f1 generation?
null
null
Multiple Choice
a. TT only, b. tt only, c. TT and tt, d. Tt only
a
5,148
NDQ_011444
mendels laws and genetics
if p represents purple color, and p represents white color, what combination(s) of factors represents white color?
null
null
Multiple Choice
a. PP only, b. Pp only, c. PP and Pp, d. pp only
a
5,149
NDQ_011445
mendels laws and genetics
what combination(s) of factors will represent the f2 generation from the flowers in question 10?
null
null
Multiple Choice
a. PP and pp only, b. PP and Pp, c. Pp only, d. PP, Pp and pp
b
5,150
NDQ_011446
mendels pea plants
inheritance is the study of genetics.
null
null
Multiple Choice
a. true, b. false
b
5,151
NDQ_011447
mendels pea plants
eye color, hair color and the shape of your ears can be inherited.
null
null
Multiple Choice
a. true, b. false
a
5,152
NDQ_011451
mendels pea plants
when mendel crossed a short plant with a tall plant, what were the f1 results?
null
null
Multiple Choice
a. all short, b. all tall, c. half short, half tall, d. 75% tall, 25% short
b
5,153
NDQ_011452
mendels pea plants
when mendel crossed the f! generation from his first experiment, what was the result?
null
null
Multiple Choice
a. 3 tall plants for every short one, b. 3 short plants for every tall one, c. an equal number of short and tall plants, d. all medium sized plants
a
5,154
NDQ_011453
mendels pea plants
why did mendel study pea plants?
null
null
Multiple Choice
a. Because he could control the mating between plants., b. Because they have easily identifiable traits., c. Because both self-pollination and cross-pollination is possible., d. all of the above
d
5,155
NDQ_011454
mendels pea plants
in a cross between purple flowered-plants and white flowered-plants, what was observed in the f2 generation?
null
null
Multiple Choice
a. 3 white plants for every purple plant, b. 3 purple plants for every white plant, c. half white plants and half purple plants, d. all blended-color lavender (light purple
b
5,156
NDQ_011455
mendels pea plants
how did mendel cross-pollinate plants?
null
null
Multiple Choice
a. He moved pollen from one flower to the stigma of another., b. He moved stigma from one flower to the pollen of another., c. He moved eggs from one flower to the stigma of another., d. He moved pollen from one flower to the eggs of another.
a
5,157
NDQ_011466
microevolution and macroevolution
macroevolution is evolution within one species.
null
null
Multiple Choice
a. true, b. false
b
5,158
NDQ_011467
microevolution and macroevolution
darwins finches define a single population of finches.
null
null
Multiple Choice
a. true, b. false
b
5,159
NDQ_011471
microevolution and macroevolution
which of the following is a population?
null
null
Multiple Choice
a. The fish in Monterey Bay Aquarium., b. The trees in Yosemite National Park., c. The lions that live together in southern Africa., d. all of the above
c
5,160
NDQ_011472
microevolution and macroevolution
what is necessary for macroevolution?
null
null
Multiple Choice
a. a long period of time, b. repeated episodes of microevolution, c. major environmental change, d. all of the above
d
5,161
NDQ_011473
microevolution and macroevolution
two groups of individuals from the same species, separated for many years so they can no longer breed. this is an example of
null
null
Multiple Choice
a. microevolution., b. macroevolution., c. minievolution., d. maxievolution.
b
5,162
NDQ_011474
microevolution and macroevolution
two groups of individuals from the same species, separated for many years so that one group develops a new fur color. this is an example of
null
null
Multiple Choice
a. microevolution., b. macroevoultion., c. minievolution., d. maxievolution.
a
5,163
NDQ_011475
microevolution and macroevolution
which of the following statements is correct?
null
null
Multiple Choice
a. Microevolution results in new species., b. Macroevolution results in new species., c. A population can be composed of many species., d. all of the above are correct
b
5,164
NDQ_011501
modern genetics
what mendel termed factors are today known as alleles.
null
null
Multiple Choice
a. true, b. false
a
5,165
NDQ_011502
modern genetics
you inherit one allele from each parent.
null
null
Multiple Choice
a. true, b. false
a
5,166
NDQ_011506
modern genetics
what is the genotype of a pea plant homozygous for height?
null
null
Multiple Choice
a. tt, b. Tt, c. TT, d. tall
a
5,167
NDQ_011507
modern genetics
what is the phenotype of a pea plant with a heterozygous genotype for height?
null
null
Multiple Choice
a. Tt, b. TT, c. tall, d. short
c
5,168
NDQ_011508
modern genetics
what are the alleles a pea plant with two recessive traits, such as a short white-flowered pea plant? (tall and purple flowers and the dominant traits.)
null
null
Multiple Choice
a. S and W, b. s and w, c. T and P, d. t and p
c
5,169
NDQ_011509
modern genetics
if mice with white coats are dominant to those with brown coats, what is the genotype of a heterozygous mouse?
null
null
Multiple Choice
a. WW, b. Ww, c. bb, d. Bb
a
5,170
NDQ_011510
modern genetics
if mice with white coats are dominant to those with brown coats, what is the phenotype of a heterozygous mouse?
null
null
Multiple Choice
a. white, b. brown, c. Ww, d. Bb
a
5,171
NDQ_011511
molecular evidence for evolution
some of the best evidence of evolution comes from examining dna.
null
null
Multiple Choice
a. true, b. false
a
5,172
NDQ_011512
molecular evidence for evolution
at 12 on the molecular clock, all sequences are equal.
null
null
Multiple Choice
a. true, b. false
b
5,173
NDQ_011516
molecular evidence for evolution
which two organisms have the most differences in the dnas?
null
null
Multiple Choice
a. chimpanzee and gorilla, b. gorilla and chicken, c. gorilla and mouse, d. gorilla and tuna
d
5,174
NDQ_011517
molecular evidence for evolution
which two organisms have the most similar genomes?
null
null
Multiple Choice
a. gorilla and tuna, b. chimpanzee and gorilla, c. gorilla and chicken, d. gorilla and mouse
b
5,175
NDQ_011518
molecular evidence for evolution
which two organisms share the most recent common ancestor?
null
null
Multiple Choice
a. human and monkey, b. orangutan and monkey, c. gorilla and orangutan, d. monkey and chicken
c
5,176
NDQ_011519
molecular evidence for evolution
what is the same among all organisms?
null
null
Multiple Choice
a. All organisms have the same DNA., b. All organisms have the same cells., c. All organisms have the same amino acids., d. All organisms have the same proteins.
c
5,177
NDQ_011520
molecular evidence for evolution
which statement is true concerning molecular evidence of evolution?
null
null
Multiple Choice
a. Molecular evidence shows that DNA and RNA determine the development of all organisms., b. Molecular evidence demonstrates that the similarities and differences between genomes of organisms confirm patterns of evolution., c. Molecular evidence shows that all organisms share molecular components., d. All of the above are correct.
d
5,178
NDQ_011571
natural selection
the diversity of species increases the chance that at least some organisms adapt and survive any major changes in the environment.
null
null
Multiple Choice
a. true, b. false
a
5,179
NDQ_011572
natural selection
the selection of beneficial traits is a natural process.
null
null
Multiple Choice
a. true, b. false
a
5,180
NDQ_011576
natural selection
why is white fur of an arctic hare beneficial?
null
null
Multiple Choice
a. White fur offers protection in the snow., b. White fur keeps the rabbit warm., c. White fur is better suited to mating., d. all of the above
a
5,181
NDQ_011577
natural selection
which of the following is necessary for natural selection?
null
null
Multiple Choice
a. There must be a shortage of food., b. The must be a change in the environment, causing individuals to change., c. There must be some genetic differences among the individuals of a species., d. all of the above
c
5,182
NDQ_011578
natural selection
which of the following statements is not true?
null
null
Multiple Choice
a. Beneficial traits allow some individuals to survive and reproduce., b. Adaptations are necessary for the survival of a species., c. Beneficial traits will become rare in a population as individuals die., d. Inherited traits are passed to the next generation.
c
5,183
NDQ_011579
natural selection
which statement best explains the relationship between evolution and natural selection?
null
null
Multiple Choice
a. Natural selection occurs by evolution., b. Evolution occurs by natural selection., c. Natural selection is evolution., d. Evolution leads to natural selection.
b
5,184
NDQ_011580
natural selection
how many species are predicted to be alive on earth?
null
null
Multiple Choice
a. up to 3 million, b. up to 10 million, c. up to 30 million, d. up to 100 million
c
5,185
NDQ_011631
nonvascular plants
nonvascular plants and vascular seedless plants first dominated the early forests.
null
null
Multiple Choice
a. true, b. false
a
5,186
NDQ_011632
nonvascular plants
hornworts were the first plants to have vascular tissues.
null
null
Multiple Choice
a. true, b. false
b
5,187
NDQ_011636
nonvascular plants
which of the following statements is correct?
null
null
Multiple Choice
a. In mosses, a gametophyte is diploid, having two sets of chromosomes., b. In mosses, after fertilization the diploid sporophyte forms., c. In mosses, spores are formed by the sporophyte., d. In mosses, after fertilization, the haploid gametophyte is formed.
b
5,188
NDQ_011637
nonvascular plants
which nonvascular plant has long and pointed sporophytes?
null
null
Multiple Choice
a. mosses, b. hornworts, c. liverworts, d. hogworts
b
5,189
NDQ_011638
nonvascular plants
what part of the nonvascular plant releases spores?
null
null
Multiple Choice
a. the leaf, b. the sporophyte, c. the sporangium, d. the spore forming unit
c
5,190
NDQ_011639
nonvascular plants
what nonvascular plant has a flattened appearance?
null
null
Multiple Choice
a. mosses, b. hornworts, c. liverworts, d. flatworts
c
5,191
NDQ_011640
nonvascular plants
which statement is associated with hornwors?
null
null
Multiple Choice
a. Hornworts often have a ribbon-like appearance., b. Hornworts are often recognized as the green β€œfuzz” on damp rocks and trees., c. The "horn" part of hornwort comes from the Anglo-Saxon word for herb., d. The hornlike sporophytes of hornworts grow from a base of flattened lobes,
d
5,192
NDQ_011661
organization of living things
kingdom bacteria, kingdom archaea, kingdom protista, kingdom plantae, kingdom fungi, and kingdom animalia are the six kingdoms of life.
null
null
Multiple Choice
a. true, b. false
a
5,193
NDQ_011662
organization of living things
binomial nomenclature gives a scientific name to every organism.
null
null
Multiple Choice
a. true, b. false
a
5,194
NDQ_011666
organization of living things
which of the following is in the correct order from least specific to most specific?
null
null
Multiple Choice
a. class – order – family - genus, b. class – phylum – genus - species, c. kingdom – phylum – order - class, d. phylum – order – class - species
a
5,195
NDQ_011667
organization of living things
which two animals are most closely related?
null
null
Multiple Choice
a. lions and bears, b. mice and bats, c. tigers and lions, d. butterflies and spiders
c
5,196
NDQ_011668
organization of living things
what is the science of naming and grouping organisms?
null
null
Multiple Choice
a. evolution, b. binomial nomenclature, c. taxonomy, d. classify
c
5,197
NDQ_011669
organization of living things
which best defines a mammal?
null
null
Multiple Choice
a. Mammals with collar bones and grasping fingers., b. Chordates with fur or hair and milk glands., c. Animals with a backbone., d. Primates with relatively flat faces and three-dimensional vision.
b
5,198
NDQ_011670
organization of living things
who is considered the inventor of modern taxonomy?
null
null
Multiple Choice
a. the Greek philosopher Aristotle, b. Charles Darwin, c. Carl Linnaeus, d. Charles Linnaeus
c
5,199
NDQ_011681
origin of species
speciation is evolution.
null
null
Multiple Choice
a. true, b. false
b