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11,100
NDQ_008959
natural resources
__anything supplied by nature that helps support life
null
null
Multiple Choice
a. a.soil, b. b.natural resource, c. c.biomass energy, d. d.renewable resource, e. e.sustainable use, f. f.fossil fuel, g. g.nonrenewable resource
b
11,101
NDQ_008960
natural resources
Recycling is the best way to conserve natural resources.
null
null
Multiple Choice
a. true, b. false
b
11,102
NDQ_008961
natural resources
__nonrenewable resource that plants need to grow
null
null
Multiple Choice
a. a.soil, b. b.natural resource, c. c.biomass energy, d. d.renewable resource, e. e.sustainable use, f. f.fossil fuel, g. g.nonrenewable resource
a
11,103
NDQ_008962
natural resources
__resource that is remade by natural processes as quickly as people use it
null
null
Multiple Choice
a. a.soil, b. b.natural resource, c. c.biomass energy, d. d.renewable resource, e. e.sustainable use, f. f.fossil fuel, g. g.nonrenewable resource
d
11,104
NDQ_008963
natural resources
Kitchen and garden wastes can be recycled by composting them.
null
null
Multiple Choice
a. true, b. false
a
11,105
NDQ_008964
natural resources
Methane gas produced by decomposing garbage is a fossil fuel.
null
null
Multiple Choice
a. true, b. false
b
11,106
NDQ_008965
natural resources
Which energy resource is used more than any other in the world?
null
null
Multiple Choice
a. wood, b. wind, c. sun, d. oil
d
11,107
NDQ_008966
natural resources
Renewable resources include
null
null
Multiple Choice
a. living things., b. uranium., c. coal., d. two of the above
d
11,108
NDQ_008967
natural resources
Nonrenewable energy resources include
null
null
Multiple Choice
a. natural gas., b. nuclear energy., c. biomass energy., d. two of the above
d
11,109
NDQ_008968
natural resources
Renewable energy resources include
null
null
Multiple Choice
a. sunlight., b. wind., c. living things., d. all of the above
d
11,110
NDQ_008969
natural resources
The method of conserving resources that uses the least energy is
null
null
Multiple Choice
a. reducing resource use., b. reusing resources., c. recycling resources., d. refining resources.
a
11,111
NDQ_008970
natural resources
Soil is a nonrenewable natural resource because it
null
null
Multiple Choice
a. can never be renewed., b. takes so long to form., c. is not needed in nature., d. does not produce energy.
b
11,112
NDQ_008971
natural resources
Energy resources that do not create air pollution when they are used include
null
null
Multiple Choice
a. solar energy., b. biomass energy., c. natural gas., d. two of the above
a
11,113
NDQ_009151
photosynthesis
Raw materials needed for photosynthesis include
null
null
Multiple Choice
a. water, b. sugar, c. carbon dioxide, d. two of the above
d
11,114
NDQ_009154
photosynthesis
In plants, most chloroplasts are found in the
null
null
Multiple Choice
a. fruits, b. stems, c. roots, d. leaves
d
11,115
NDQ_009155
photosynthesis
The first stage of photosynthesis takes place inside structures called
null
null
Multiple Choice
a. stroma, b. stomata, c. thylakoids, d. none of the above
c
11,116
NDQ_009158
photosynthesis
During the Calvin cycle
null
null
Multiple Choice
a. chlorophyll absorbs light, b. energy is stored in NADPH, c. ATP forms from ADP, d. none of the above
d
11,117
NDQ_009160
photosynthesis
The light reactions of photosynthesis produce
null
null
Multiple Choice
a. glucose, b. oxygen, c. water, d. NADP+
b
11,118
NDQ_009165
photosynthesis
_______Only heterotrophs need food for energy.
null
null
Multiple Choice
a. true, b. false
b
11,119
NDQ_009168
photosynthesis
_______ATP is the concentrated form of energy that is carried by the blood and taken up by cells.
null
null
Multiple Choice
a. true, b. false
b
11,120
NDQ_009170
photosynthesis
_______Producing one molecule of glucose requires six molecules of water.
null
null
Multiple Choice
a. true, b. false
a
11,121
NDQ_009171
photosynthesis
_______Some protists can carry out photosynthesis.
null
null
Multiple Choice
a. true, b. false
a
11,122
NDQ_009172
photosynthesis
All living things need chemical energy for life processes.
null
null
Multiple Choice
a. true, b. false
a
11,123
NDQ_009173
photosynthesis
The chemical formula for glucose is C6H12O6.
null
null
Multiple Choice
a. true, b. false
a
11,124
NDQ_009174
photosynthesis
_______Thylakoids are stacks of flattened sacs in a chloroplast.
null
null
Multiple Choice
a. true, b. false
a
11,125
NDQ_009175
photosynthesis
Organisms that make food for themselves and other living things are called heterotrophs.
null
null
Multiple Choice
a. true, b. false
b
11,126
NDQ_009176
photosynthesis
_______All photosynthesis takes place in chloroplasts.
null
null
Multiple Choice
a. true, b. false
b
11,127
NDQ_009177
photosynthesis
_______Each chloroplast is surrounded by two membranes.
null
null
Multiple Choice
a. true, b. false
a
11,128
NDQ_009178
photosynthesis
The role of chlorophyll in photosynthesis is providing carbon for glucose.
null
null
Multiple Choice
a. true, b. false
b
11,129
NDQ_009179
photosynthesis
The second stage of photosynthesis takes place in the cytoplasm.
null
null
Multiple Choice
a. true, b. false
b
11,130
NDQ_009180
photosynthesis
_______any organism that uses energy to make glucose
null
null
Multiple Choice
a. a.light reactions, b. b.heterotroph, c. c.Calvin cycle, d. d.light, e. e.chloroplast, f. f.autotroph, g. g.chemical
f
11,131
NDQ_009181
photosynthesis
_______second stage of photosynthesis
null
null
Multiple Choice
a. a.light reactions, b. b.heterotroph, c. c.Calvin cycle, d. d.light, e. e.chloroplast, f. f.autotroph, g. g.chemical
c
11,132
NDQ_009182
photosynthesis
_______form of energy needed to fuel life processes in all living things
null
null
Multiple Choice
a. a.light reactions, b. b.heterotroph, c. c.Calvin cycle, d. d.light, e. e.chloroplast, f. f.autotroph, g. g.chemical
g
11,133
NDQ_009183
photosynthesis
_______plant organelle where photosynthesis takes place
null
null
Multiple Choice
a. a.light reactions, b. b.heterotroph, c. c.Calvin cycle, d. d.light, e. e.chloroplast, f. f.autotroph, g. g.chemical
e
11,134
NDQ_009184
photosynthesis
_______form of energy needed for photosynthesis
null
null
Multiple Choice
a. a.light reactions, b. b.heterotroph, c. c.Calvin cycle, d. d.light, e. e.chloroplast, f. f.autotroph, g. g.chemical
d
11,135
NDQ_009185
photosynthesis
_______any organism that obtains energy from other living things
null
null
Multiple Choice
a. a.light reactions, b. b.heterotroph, c. c.Calvin cycle, d. d.light, e. e.chloroplast, f. f.autotroph, g. g.chemical
b
11,136
NDQ_009186
photosynthesis
_______first stage of photosynthesis
null
null
Multiple Choice
a. a.light reactions, b. b.heterotroph, c. c.Calvin cycle, d. d.light, e. e.chloroplast, f. f.autotroph, g. g.chemical
a
11,137
NDQ_009187
photosynthesis
The chemical formula for glucose is
null
null
Multiple Choice
a. C6 H12 O6 ., b. C12 H6 O12 ., c. C6 H6 O12 ., d. none of the above
a
11,138
NDQ_009188
photosynthesis
In the reactions of photosynthesis, how many molecules of carbon dioxide are needed to produce one molecule of glucose?
null
null
Multiple Choice
a. one, b. six, c. nine, d. twelve
b
11,139
NDQ_009189
photosynthesis
Types of organisms that carry out photosynthesis include
null
null
Multiple Choice
a. bacteria., b. algae., c. plants., d. all of the above
d
11,140
NDQ_009190
photosynthesis
The function of thylakoids is to
null
null
Multiple Choice
a. capture light energy., b. produce glucose molecules., c. release energy from ATP and NADPH., d. all of the above
a
11,141
NDQ_009191
photosynthesis
The first stage of photosynthesis requires
null
null
Multiple Choice
a. carbon dioxide., b. water., c. oxygen., d. none of the above
b
11,142
NDQ_009192
photosynthesis
The second stage of photosynthesis requires
null
null
Multiple Choice
a. light., b. oxygen., c. water., d. carbon dioxide.
d
11,143
NDQ_009193
photosynthesis
What is the function of stomata in plant leaves?
null
null
Multiple Choice
a. They let leaves exchange gases with the air., b. They absorb light from the sun., c. They allow water to enter the leaves., d. none of the above
a
11,144
NDQ_009194
cellular respiration
Products of cellular respiration include
null
null
Multiple Choice
a. oxygen, b. water, c. ADP, d. two of the above
b
11,145
NDQ_009195
cellular respiration
For each glucose molecule that undergoes cellular respiration, what is the maximum number of ATP molecules that are produced?
null
null
Multiple Choice
a. 2, b. 4, c. 34, d. 38
d
11,146
NDQ_009196
cellular respiration
During cellular respiration, each ATP molecule forms when a phosphate is added to
null
null
Multiple Choice
a. alcohol., b. glucose., c. pyruvate., d. ADP.
d
11,147
NDQ_009197
cellular respiration
In the first stage of cellular respiration, enzymes split a glucose molecule into two smaller molecules of
null
null
Multiple Choice
a. ADP, b. oxygen, c. pyruvate, d. carbon dioxide
c
11,148
NDQ_009198
cellular respiration
Cellular respiration occurs in
null
null
Multiple Choice
a. plants, b. protists, c. animals, d. all of the above
d
11,149
NDQ_009199
cellular respiration
Which stage of cellular respiration is anaerobic?
null
null
Multiple Choice
a. glycolysis, b. electron transport, c. Krebs cycle, d. none of the above
a
11,150
NDQ_009200
cellular respiration
The stage of cellular respiration that also occurs in fermentation is
null
null
Multiple Choice
a. glycolysis., b. electron transport., c. Krebs cycle., d. none of the above
a
11,151
NDQ_009201
cellular respiration
How many molecules of ATP are produced during the Krebs cycle?
null
null
Multiple Choice
a. one, b. two, c. three, d. four
b
11,152
NDQ_009202
cellular respiration
When your muscle cells are working too hard for cellular respiration to keep them supplied with energy, they start producing ATP by
null
null
Multiple Choice
a. lactic acid fermentation., b. alcoholic fermentation., c. aerobic respiration., d. aerobic fermentation.
a
11,153
NDQ_009203
cellular respiration
The matrix of a mitochondrion is the site of
null
null
Multiple Choice
a. glycolysis, b. the Krebs cycle, c. alcoholic fermentation, d. lactic acid fermentation
b
11,154
NDQ_009205
cellular respiration
Molecules that form during glycolysis include
null
null
Multiple Choice
a. pyruvate., b. carbon dioxide., c. ATP., d. two of the above
d
11,155
NDQ_009207
cellular respiration
Which waste product is produced during the Krebs cycle?
null
null
Multiple Choice
a. water, b. alcohol, c. carbon dioxide, d. lactic acid
c
11,156
NDQ_009208
cellular respiration
_______Cellular respiration uses oxygen in addition to glucose.
null
null
Multiple Choice
a. true, b. false
a
11,157
NDQ_009211
cellular respiration
_______Cellular respiration takes place in the cells of all aerobic organisms.
null
null
Multiple Choice
a. true, b. false
a
11,158
NDQ_009213
cellular respiration
_______Glycolysis takes place in the matrix of a mitochondrion.
null
null
Multiple Choice
a. true, b. false
b
11,159
NDQ_009214
cellular respiration
_______The second stage of cellular respiration produces four molecules of ATP.
null
null
Multiple Choice
a. true, b. false
b
11,160
NDQ_009215
cellular respiration
An ATP molecule forms when a phosphate is added to ADP.
null
null
Multiple Choice
a. true, b. false
a
11,161
NDQ_009216
cellular respiration
Cells without mitochondria cannot break down glucose for energy.
null
null
Multiple Choice
a. true, b. false
b
11,162
NDQ_009217
cellular respiration
_______A waste product of electron transport is water.
null
null
Multiple Choice
a. true, b. false
a
11,163
NDQ_009218
cellular respiration
All three stages of cellular respiration are aerobic.
null
null
Multiple Choice
a. true, b. false
b
11,164
NDQ_009219
cellular respiration
_______The products of photosynthesis are the reactants of cellular respiration.
null
null
Multiple Choice
a. true, b. false
a
11,165
NDQ_009220
cellular respiration
_______Fermentation produces ATP from lactic acid or alcohol.
null
null
Multiple Choice
a. true, b. false
b
11,166
NDQ_009221
cellular respiration
Water forms as a waste product during the second stage of cellular respiration.
null
null
Multiple Choice
a. true, b. false
b
11,167
NDQ_009222
cellular respiration
The final stage of cellular respiration is called electron transport.
null
null
Multiple Choice
a. true, b. false
a
11,168
NDQ_009223
cellular respiration
_______second stage of cellular respiration
null
null
Multiple Choice
a. a.glycolysis, b. b.electron transport, c. c.cellular respiration, d. d.lactic acid fermentation, e. e.Krebs cycle, f. f.alcoholic fermentation, g. g.mitochondrion
e
11,169
NDQ_009224
cellular respiration
_______organelle that is called the powerhouse of the cell
null
null
Multiple Choice
a. a.glycolysis, b. b.electron transport, c. c.cellular respiration, d. d.lactic acid fermentation, e. e.Krebs cycle, f. f.alcoholic fermentation, g. g.mitochondrion
g
11,170
NDQ_009225
cellular respiration
_______process in which cells burn glucose for energy
null
null
Multiple Choice
a. a.glycolysis, b. b.electron transport, c. c.cellular respiration, d. d.lactic acid fermentation, e. e.Krebs cycle, f. f.alcoholic fermentation, g. g.mitochondrion
c
11,171
NDQ_009226
cellular respiration
_______process in which yeasts in bread produce ATP from glucose
null
null
Multiple Choice
a. a.glycolysis, b. b.electron transport, c. c.cellular respiration, d. d.lactic acid fermentation, e. e.Krebs cycle, f. f.alcoholic fermentation, g. g.mitochondrion
f
11,172
NDQ_009227
cellular respiration
_______process in which bacteria in yogurt produce ATP from glucose
null
null
Multiple Choice
a. a.glycolysis, b. b.electron transport, c. c.cellular respiration, d. d.lactic acid fermentation, e. e.Krebs cycle, f. f.alcoholic fermentation, g. g.mitochondrion
d
11,173
NDQ_009228
cellular respiration
_______first stage of cellular respiration
null
null
Multiple Choice
a. a.glycolysis, b. b.electron transport, c. c.cellular respiration, d. d.lactic acid fermentation, e. e.Krebs cycle, f. f.alcoholic fermentation, g. g.mitochondrion
a
11,174
NDQ_009229
cellular respiration
_______final stage of cellular respiration
null
null
Multiple Choice
a. a.glycolysis, b. b.electron transport, c. c.cellular respiration, d. d.lactic acid fermentation, e. e.Krebs cycle, f. f.alcoholic fermentation, g. g.mitochondrion
b
11,175
NDQ_009323
protein synthesis
Types of mutagens include
null
null
Multiple Choice
a. radiation, b. viruses, c. bacteria, d. all of the above
d
11,176
NDQ_009326
protein synthesis
When a mutated codon codes for a different amino acid, the mutation is called a
null
null
Multiple Choice
a. silent mutation, b. nonsense mutation, c. missense mutation, d. chromosomal mutation
c
11,177
NDQ_009327
protein synthesis
Each gene codes for one
null
null
Multiple Choice
a. codon, b. nucleotide, c. amino acid, d. protein
d
11,178
NDQ_009330
protein synthesis
Which type of RNA carries genetic information from the nucleus to a ribosome?
null
null
Multiple Choice
a. rRNA, b. tRNA, c. mRNA, d. none of the above
c
11,179
NDQ_009332
protein synthesis
The backbone of the DNA molecule consists of
null
null
Multiple Choice
a. sugars, b. phosphates, c. nitrogen bases, d. two of the above
d
11,180
NDQ_009337
protein synthesis
A section of DNA that codes for a protein is called a
null
null
Multiple Choice
a. base., b. codon., c. gene., d. chromosome.
c
11,181
NDQ_009340
protein synthesis
Which statement about RNA is false?
null
null
Multiple Choice
a. RNA stands for ribonucleic acid., b. RNA is smaller than DNA., c. RNA can cross the nuclear membrane., d. none of the above
d
11,182
NDQ_009342
protein synthesis
Each codon in the genetic code
null
null
Multiple Choice
a. consists of three nitrogen bases., b. codes for three amino acids., c. represents start and stop., d. none of the above
a
11,183
NDQ_009343
protein synthesis
During the transcription step of protein synthesis
null
null
Multiple Choice
a. DNA unwinds., b. DNA is copied to form rRNA., c. tRNA leaves the nucleus., d. amino acids are assembled at a ribosome.
a
11,184
NDQ_009344
protein synthesis
Some mutations occur when errors are made in copying DNA.
null
null
Multiple Choice
a. true, b. false
a
11,185
NDQ_009345
protein synthesis
The genetic code is the same in all living things.
null
null
Multiple Choice
a. true, b. false
a
11,186
NDQ_009346
protein synthesis
Mutations may be
null
null
Multiple Choice
a. beneficial., b. neutral., c. harmful., d. any of the above
d
11,187
NDQ_009347
protein synthesis
The translation step of protein synthesis takes place in the nucleus.
null
null
Multiple Choice
a. true, b. false
b
11,188
NDQ_009348
protein synthesis
Which type of mutation has no effect on the organism?
null
null
Multiple Choice
a. silent, b. missense, c. nonsense, d. frameshift
a
11,189
NDQ_009349
protein synthesis
What happens during the translation step of protein synthesis?
null
null
Multiple Choice
a. Amino acids are joined together., b. The genetic code is carried to the nucleus., c. A molecule of mRNA forms., d. DNA moves to a ribosome.
a
11,190
NDQ_009350
protein synthesis
RNA is a double-stranded nucleic acid.
null
null
Multiple Choice
a. true, b. false
b
11,191
NDQ_009351
protein synthesis
Uracil is a nitrogen base found only in RNA.
null
null
Multiple Choice
a. true, b. false
a
11,192
NDQ_009352
protein synthesis
___A nonsense mutation is caused by a premature stop codon.
null
null
Multiple Choice
a. true, b. false
a
11,193
NDQ_009353
protein synthesis
___The function of RNA is to help build proteins.
null
null
Multiple Choice
a. true, b. false
a
11,194
NDQ_009354
protein synthesis
___The genetic code is the sequence of nitrogen bases in DNA.
null
null
Multiple Choice
a. true, b. false
a
11,195
NDQ_009355
protein synthesis
___Down syndrome is caused by a point mutation.
null
null
Multiple Choice
a. true, b. false
b
11,196
NDQ_009356
protein synthesis
___The codon AUG is the start codon.
null
null
Multiple Choice
a. true, b. false
a
11,197
NDQ_009357
protein synthesis
___A mutated codon always codes for a different amino acid.
null
null
Multiple Choice
a. true, b. false
b
11,198
NDQ_009358
protein synthesis
___RNA contains the sugar deoxyribose.
null
null
Multiple Choice
a. true, b. false
b
11,199
NDQ_009359
protein synthesis
_____nitrogen base found only in DNA
null
null
Multiple Choice
a. a.uracil, b. b.rRNA, c. c.RNA, d. d.mRNA, e. e.thymine, f. f.DNA, g. g.tRNA
e