Practice Test

Question 1

How would a harsh winter most likely affect the rabbit population size?

Revolt · Accepted Answer

A: population decreases

Question 2

A population of zebras experienced ten births, six deaths to predation, three deaths to disease, three individuals joining the population, and zero individuals leaving. What is happening to the population growth?

Revolt · Accepted Answer

D: It is increasing.

Question 3

Which statement best describes the purpose of Earth's spheres?

Revolt · Accepted Answer

C: They work together as open systems to move matter to living and nonliving parts of Earth.

Question 4

How do limiting factors most affect population size?

Revolt · Accepted Answer

D: restrict population growth

Question 5

Pandas eat bamboo for energy. What are pandas classified as?

Revolt · Accepted Answer

B: consumers

Question 6

Which statement best compares the carbon cycle and the nitrogen cycle?

Revolt · Accepted Answer

D: Both involve the work of decomposers.

Question 7

What is the primary source of energy in a food chain?

Revolt · Accepted Answer

B: sun

Question 8

Which best describes what happens when an animal does not form a social group?

Revolt · Accepted Answer

A: Foraging is more difficult when hunting a large prey.

Question 9

A relationship in which one organism benefits while the other is neither harmed nor helped is called

Revolt · Accepted Answer

C: commensalism.

Question 10

Barnacles and whales have a commensalistic relationship in which barnacles benefit. What would most likely happen to the whale population if the barnacle population decreased?

Revolt · Accepted Answer

A: stay the same

Practice Test Answers

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