Question: Environmental Stewardship Population Growth Unit Test - Quiz Question

Question

Question:

Environmental Stewardship

Population Growth Unit Test - Quiz

Question 1

Match the following terms to the correct definition:

Question 1 options:

A)Environmental resistance

B)Natality

C)Carrying capacity

D)Mortality

E)Biotic potential

1.

The maximum reproductive capacity of a population under optimal conditions

2.

The population size that the environment will sustain

3.

Factors that limit the growth of populations

4.

The per capita death rate

5.

The per capita birth rate

Question 2

Which of the following terms from the growth equation, G = rN((K - N)/K), represents carrying capacity?

Question 2 options:

A) G

B) K

C) N

D) r

E) None of these

Question 3

Which one of the following questions about population growth is the only TRUE statement?

Question 3 options:

A) The size of a population can never exceed the carrying capacity.

B) If a population is at the carrying capacity of the environment, then the birth rate will more or less equal the death rate (i.e., zero population growth).

C) A population that is growing according to the exponential growth model will always end up going to extinction (i.e., dying out).

D) The carrying capacity of the environment is fixed and can never change.

E) None of the statements are true, they are all false.

Question 4

Which one of the following statements about the logistic growth model is TRUE?

Question 4 options:

A) A population exhibiting logistic growth will never undergo exponential growth.

B) A population exhibiting logistic growth will never reach the carrying capacity.

C) An S-shaped curve is characteristic of a population exhibiting logistic growth.

D) A J-shaped curve is characteristic of a population exhibiting logistic growth.

E) None of the answers about the logistic growth model are true.

Question 5

The global human population is currently

Question 5 options:

A) stable in size.

B) at the carrying capacity of the earth.

C) slowly decreasing in size.

D) rapidly increasing in size.

E) fluctuating wildly.

Question 6

According to the demographic transition model of human population growth, the rapid growth of populations in developing nations (those in the transitional Stage 2) is primarily the result of

Question 6 options:

A) an increase in the birth rate, while the death rate has remained relatively low.

B) a decrease in the death rate, while the birth rate has remained relatively high.

C) a significant increase in both the birth rate and the death rate.

D) a significant decrease in both the birth rate and the death rate.

E) unknown factors that cannot be explained by population biologists.

Question 7

What was the primary cause for the population crash of reindeer on St. Matthew's Island?

Question 7 options:

Overpopulation

The logistic growth model

The reindeer's insatiable appetites

Disease

Question 8

What are some possible population control mechanisms mentioned in the St. Matthew Island study? (Click all that apply)

Question 8 options:

Regulating food supply

Having a predator

Shipping in extra food

Interspecific competition

Question 9

In the Family Proclamation to the World we are commanded to: (Click all that apply)

Question 9 options:

Multiply

Replenish the Earth

Provide for their children's physical needs

Provide for their children's spiritual needs

Question 10

A population's carrying capacity (symbolized by 'K') is:

Question 10 options:

The amount of fat that an animal can store in its cells

The maximum number of individuals of that species that the local environment can support at any particular time

The amount of weight that Santa's sleigh can weigh while still allowing the reindeer to fly

The total number of ALL the organisms in an ecosystem that can be sustained

Question 11

What were the various causes attributed to the Rwanda genocide?

Question 11 options:

Overpopulation

Political Factors

Racism

All of the above

Question 12

Malthus proposed that population and resources

Question 12 options:

Don't affect each other

Must be in balance

Are limitless

Question 13

Malthus also proposed that resources are likely to grow slower than the population, causing

Question 13 options:

Mortality

Pestilence

Famine

All of the above

Explanation / Answer

1)

1)A-3

2)B-5

3)c-2

4)D-4

5)E-1

2)B) K

3)B) If a population is at the carrying capacity of the environment, then the birth rate will more or less equal the death rate (i.e., zero population growth).

4)C) An S-shaped curve is characteristic of a population exhibiting logistic growth.

5)D) rapidly increasing in size

6)B) a decrease in the death rate, while the birth rate has remained relatively high.

7)The reindeer's insatiable appetites

8)Shipping in extra food

9)Provide for their children's physical needs

10)The maximum number of individuals of that species that the local environment can support at any particular time.

11)All of the above

12)Are limitless

13)All of the above

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