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AP Biology Exam Review
AP Biology Exam Review
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End of Year Review
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Answers
1
The carbon that makes up organic molecules in plants is derived directly from
carbon in the lithosphere
carbon fixed in photosynthesis
combustion of fuels
carbon dioxide produced in respiration
2
Which of the following is true about secondary consumers in an ecosystem
they are smaller and weaker than primary consumers
they are eaten by primary consumers
they are fewer in number that primary consumers
they eat only plants
3
Which of the following is the most likely reason for the high rate of cross-over btwn 2 genes
the 2 genes are sex-linked
the 2 genes are located by the centromere
the 2 genes are far apart on the same chromosome
the 2 genes are on different chromosomes
4
Which of the following is an example of a hydrogen bond
peptide bond between AA in a protein
attractions btwn H of one water and O of another
bond btwn Na+ and Cl- in salt
bond btwn an O & H atom in carboxyl group of a fatty acid
5
Carbohydrate containing layer at the surface of the plasma membrane
protein
phopholipid
glycocalyx
cholesterol
6
Which is characteristic of mitochondria & chloroplasts that support endosymbiotic theory
both contain ER and Golgi
both have bacteria like polysaccharide cell walls
both can reproduce on their own outside the cell
both contain DNA molecules
7
The O
2
released during photosynthesis comes from
NADPH
H2O
C6H12O6
CO2
8
Invertebrate, nephridia, skin gas exchange, closed circulatory system
planaria
earthworm
snail
grasshopper
9
The nucleolus functions in the production of
mitochondria
Golgi apparatus
microtubules
ribosomes
10
Which of the following is NOT part of Darwin's theory of evolution by natural selection
variation occurs among individuals in a population
more individuals are born than will survive
mutations are the ultimate source of genetic variation
evolution is gradual and occurs over a long period of time
11
All of the following are density-dependent factors that limit animal populations EXCEPT
birth rate
predation
food competition
weather
12
bilateral symmetry, deuterstome, dorsal hollow nerve cord
chrodata
arthropoda
echinodermata
annelida
13
The differences in cricket calls among sympatric species of crickets are examples of
habitat isolation
temporal isolation
behavioral isolation
geographic
14
Gas exchange in all organisms requires
lungs
gills
blood
moist membranes
15
Oxygen consumption can be used as a measure of metabolic rate because oxygen is
necessary for fermentation
necessary to replenish glycogen levels
necessary for ATP synthesis by oxidative phosphorylation
required for all living organisms
16
Kingdom Fungi differs from kingdom Plantae in that fungi
are multicellular
are heterotrophic
are eukaryotic
have cell walls
17
Which of the following is most closely associated with elaborate courtship rituals of birds
kin selection
species recognition
migration
altruism
18
The end products of the light-dependent reactions of photosynthesis are
ATP, NADPH, O2
ATP, CO2, H2O
ADP, H2O, NADPH
ADP, G3P, RuBP
19
Which of the following best describes a test cross?
One individual is dominant pheno & the other recessive pheno
both are recessive
both are dominant
both are heterozygous
20
Which is the direct result of the presence of acid chime in the small intestine
stomach produces pepsin
pancreas produces hydrolytic enzymes
liver produces insulin
intestinal lining produces hormone secretin
