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AP Biology Semester 1

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Quiz on AP Biology Semester 1, created by 22alexpereyra on 16/12/2014.
22alexpereyra
Quiz by 22alexpereyra, updated more than 1 year ago
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Created by 22alexpereyra almost 10 years ago
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Resource summary

Question 1

Question
A scientist chemically analyzes the plasma membrane of a cell. He determines that it is an animal cell because he finds that it contains
Answer
  • cholesterol molecules
  • phospholipids
  • proteins
  • cellulose
  • chitin

Question 2

Question
During interphase, chromosomes are not visible because
Answer
  • they condense and form circular bodies
  • they move into the cytoplasm and attach to ribosomes
  • they attach to the nuclear envelope
  • they move into the cytoplasm to form the endoplasmic reticulum
  • they unwind for replication and transcription

Question 3

Question
The plant cells responsible for increases in the length of roots are located in the
Answer
  • apical meristem
  • vascular cambium
  • cork cambium
  • secondary xylem
  • primary phloem

Question 4

Question
Natural selection occurs for all the following reasons except
Answer
  • resources are limited
  • traits are inherited
  • there is variation in traits among individuals in a population
  • individuals change in order to adapt
  • individuals compete for resources

Question 5

Question
In the hydrological cycle, plants transfer most of their water to the environment through
Answer
  • photosynthesis
  • respiration
  • dentrification
  • nitrification
  • transpiration

Question 6

Question
Asci, perithecia, and hyphae characterize which of the following groups?
Answer
  • algae
  • bacteria
  • cyanobacteria
  • slime molds
  • fungi

Question 7

Question
Which of the following correctly describes DNA polymerase activity?
Answer
  • It can operate in either the 3' -> 5' or 5' -> 3' direction.
  • It can initiate DNA replication.
  • It operates continuously without interruption on either DNA strand.
  • It can copy a mutation from the template strand to the replicate strand.
  • It requires no other enzymes to assemble DNA.

Question 8

Question
During photosynthesis, the pH inside the thylakoid
Answer
  • decreases as O2 enters the thylakoid
  • decreases as H+ accumulates inside the thylakoid from photolysis
  • only decreases in the dark
  • is always greater than the pH of the stroma
  • decreases as ATP is generated across the thylakoid membrane

Question 9

Question
Seeds are produced by all of the following except
Answer
  • ferns
  • angiosperms
  • gymnosperms
  • flowering plants
  • conifers

Question 10

Question
The Kreb cycle occurs
Answer
  • in the matrix
  • in the stroma
  • in the cytoplasm
  • between the crista membrane and the mitochondrial membrane
  • outside the thylakoids

Question 11

Question
Which of the following describes a correct order of events for the germination and early growth of a dicotyledon seedling?
Answer
  • cotyledon digestion->inhibition->root growth->shoot growth
  • inbibition-> cotyledon digestion->root growth->shoot growth
  • inbibition->root growth->shoot growth->cotyledon digestion
  • root growth->shoot growth->inbibition->cotyledon digestion
  • root growth->inbibition->shoot growth->cotyledon digestion

Question 12

Question
Compared to a person who is physically unfit, a person who is fit
Answer
  • pumps a smaller volume of blood with each heart beat
  • takes longer to reach a maximum heart rate
  • delivers the same amount of oxygen to the circulatory system with each heart beat
  • requires more oxygen for the same amount of muscle contraction
  • is more likely to skip heart beats

Question 13

Question
Both cyclic and noncyclic photophosphorylation
Answer
  • require H2O
  • generate NADP
  • generate oxygen
  • generate PGAL
  • generate ATP

Question 14

Question
All of the following reactions involve membrane transport by passive or active transport processes except the
Answer
  • large intestine
  • postsynaptic membranes of a neuron
  • loop of Henle
  • alveolus
  • urethra

Question 15

Question
Which of the following is a characteristic that differentiates the domains Archae and Bacteria? Of the two domains,
Answer
  • only members of Archaea have a nuclear envelope
  • only member of Archaea have a circular chromosome
  • only member of Bacteria have peptidoglycans in their cell walls
  • only members of Bacteria have membrane enclosed organelles
  • only members of Bacteria have plasma membranes with lipids

Question 16

Question
All of the following are true about energy in an ecosystem except
Answer
  • energy flows in one direction: from producers to primary consumers, to secondary consumers, to tertiary consumers
  • most of the energy transferred out of one trophic level is lost before passing into the next higher trophic level
  • the ultimate source of most energy entering an ecosystem is the sun
  • heat generated by organisms represents a loss of energy to the ecosystem
  • energy is recycled in an ecosystem

Question 17

Question
In the biogeochemical cycle for carbon, carbon passes from inorganic to organic form through the process of
Answer
  • ammonification
  • cellular respiration
  • decay
  • photosynthesis
  • transpiration

Question 18

Question
Growth that stops when an organism becomes an adult is called
Answer
  • asexual
  • heterotrophic
  • embryonic
  • determinant
  • eukaryotic

Question 19

Question
During which phase of the cell cycle do chromosomes replicate?
Answer
  • anaphase
  • telophase
  • metaphase
  • prophase
  • interphase

Question 20

Question
Which of the following processes produces pyruvate?
Answer
  • glycolysis
  • oxidative phosphorylation
  • Krebs cycle
  • alcohol fermentation
  • lactic acid fermentation

Question 21

Question
In which of the following areas of the brain do speech, conscious thinking, and control of skeletal muscles occur?
Answer
  • cerebellum
  • medulla oblongata
  • optic chiasma
  • corpus callosum
  • cerebral cortex

Question 22

Question
All of the following products form as a result of a condensation or dehydration reaction except
Answer
  • proteins
  • disaccharides
  • polysaccharides
  • steroids
  • triglycerides

Question 23

Question
Which of the following events is believed to be the earliest step toward the origin of a living cell?
Answer
  • the development of RNA like molecules with enzymatic functions
  • the appearance of oxygen in the atmosphere
  • the development of photosynthesis
  • the development of respiration
  • the development of DNA in protected pools of water

Question 24

Question
Cellular activities that occur during the G1, G2, and M checkpoints control whether or not subsequent phases of the cell cycle will be completed. These checkpoint activities do not control cell division in
Answer
  • fetal cells
  • liver cells
  • cancer cells
  • nerve cells
  • embryonic stem cells

Question 25

Question
A researcher is observing a cell through a microscope. She determines that it is a plant cell because she observes a
Answer
  • mitochondrion
  • lysosome
  • centriole
  • central vacuole
  • nucleus

Question 26

Question
Which of the following would most likely provide examples of meiotic cell divisions?
Answer
  • cross section of muscle tissue
  • cross section of an anther
  • longitudinal section of a shoot tip
  • endosperm of a dormant seed
  • cross section of a leaf

Question 27

Question
All of the following occur during photosynthesis except
Answer
  • light absorption occurs in the thylakoid membranes
  • oxygen is generated during photolysis
  • CO2 concentrates inside the thylakoid
  • ATP is generated as protons move from inside the thylakoid to the stroma
  • glucose is produced in the stroma

Question 28

Question
The amount of energy lost during the transfer from one trophic level of a pyramid of energy to the next higher trophic level is, on average, about
Answer
  • 90%
  • 75%
  • 60%
  • 50%
  • 25%

Question 29

Question
The structure of the seed and seedling that stores food for the embryo and seedling is called the
Answer
  • apical meristem
  • plumule
  • hypoctoyl
  • cotyledon
  • coleptile

Question 30

Question
All of the following provide evidence for the support of evolution except
Answer
  • Many shrubs in Southern California and South Africa possess thick, shiny leaves and are well adapted to fire, characteristics well suited to their Mediterranean type habit, yet the plants of Southern California and South Africa are not closely related
  • Closely related species share higher percentages of DNA than species more distantly related
  • Tails and gill arches appear during the development of human embryos
  • Whales do not have hind legs, but small, nonfunctional bones that resemble leg and foot bones are present
  • Acquired characteristics, such as the dwarf-like appearance in bonsai that results when trees are closely pruned, can be passed on to offspring

Question 31

Question
Which of the following process convert NADH to NAD+
Answer
  • glycolysis and Krebs cycle
  • glycolysis and alcohol fermentation
  • Krebs cycle and alcohol fermentatioin
  • alcohol fermentation, lactic acid fermentation, and oxidative phosphorylation
  • Krebs cycle and oxidative phosphorylation

Question 32

Question
When water evaporates form the surface of a pond, what happens to the remaining liquid water?
Answer
  • The surface water cools
  • The surface water warms
  • The surface water temperature remains unchanged
  • The amount of energy stored in water molecules remaining in the pond increases
  • The pH of the remaining water decreases
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