AnswersAHS Biology CR PrescriptiveLab: Interdependence of Organisms

Lab: Interdependence of Organisms — Cumulative exam Answers

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1
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Which most clearly shows evolutionary relationships between species?

A
binomial nomenclature
B
phylogenetic tree
C
common name
D
morphological data
2
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Which of these can be found in both gymnosperms and angiosperms?

A
vascular tissue and exposed seeds
B
vascular tissue and seeds
C
flowers and vascular tissue
D
enclosed seeds and flowers
3

Kudzu is a vine that was brought to the United States from Japan to prevent erosion. Once here, kudzu became invasive. What role does kudzu most likely play in the environment in the United States?

A
Kudzu experiences loss due to overeating by livestock.
B
Kudzu is very susceptible to harsh winter conditions.
C
Kudzu outcompetes native plants for sunlight and nutrients.
D
Kudzu reproduces at a slow rate.
4

Consider the phylogenetic tree.Which pair of organisms is most closely related to primates?

Question illustration
A
amphibians and rodents
B
crocodiles and amphibians
C
rodents and rabbits
D
dinosaurs and birds
5

Pandas eat bamboo for energy. What are pandas?

A
producers
B
consumers
C
decomposers
D
autotrophs
9

A weakened immune system may be caused by

A
an overproduction of lysozymes.
B
muscle disorders.
C
immunodeficiency disorders.
D
complement systems in the blood.
11

Which form of natural selection does the graph represent?

Question illustration
A
directional selection
B
disruptive selection
C
sexual selection
D
stabilizing selection
12

Which is an advantage of flowering plants?

A
Flowers attract insects that transport gametes.
B
Flowers give greater access to sunlight.
C
Flowers help transport water and nutrients.
D
Flowers assist plants that live in the water.
17

Which is a requirement for natural selection to occur?

A
heritable variations for some traits
B
the ability of an organism to improve a trait during its lifetime
C
equal probability of survival for all offspring
D
fewer offspring than the environment can support
19

Ground squirrels inhabit African savannas. Which adaptation helps the ground squirrels live in this biome?

A
tan coloring to blend in with the surroundings
B
thick fur to conserve heat
C
sharp claws for climbing trees
D
white coloring to blend in with the surroundings
20

Which best describes the movement through the nephron?

A
Blood is passed into the nephron and removed through the urethra.
B
All materials that exit the blood into the nephron are removed in the urine.
C
Some of the materials that exit the blood can be returned to the blood.
D
High quantities of sugars and water are excreted in the urine.

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