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Biology 2021 Populations

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

The area inhabited by a population is called its

a)

geographic range

b)

Age structure

c)

Density and distribution

d)

Growth rate

2.

determines whether the size of the population stays the same, increases, or decreases over time

a)

geographic range

b)

Age structure

c)

Density and distribution

d)

Growth rate

3.

The number of individuals per unit area

a)

geographic range

b)

Age structure

c)

Density

d)

Growth rate

4.

Individuals of a population may be observed to be clumped, uniform or random

a)

geographic range

b)

Age structure

c)

distribution

d)

Growth rate

5.

group of organisms of a single species that lives in a given area

a)

population

b)

ecosystem

c)

community

d)

ecology

6.

Populations will grow if there is a high rate of

a)

births and immigration

b)

deaths and emigration

c)

deaths and immigration

d)

births and emigration

7.

Populations will get smaller if there is a high rate of

a)

births and immigration

b)

deaths and emigration

c)

deaths and immigration

d)

births and emigration

8.

Under ideal conditions with unlimited resources, a population will grow at a _____ rate.

a)

exponential

b)

mathematical

c)

arithmetic

d)

logistic

9.

When a population’s growth slows and then stops, following a period of exponential growth, it is called _____ growth.

a)

exponential

b)

mathematical

c)

arithmetic

d)

logistic

10.

The maximum number of individuals of a particular species that a particular environment can support

a)

natural increase

b)

density independent

c)

carrying capacity

d)

density dependent

11.

Demographic transition stage characterized by high birthrates and high death rates; the population remains fairly stable

a)

Stage 1

b)

Stage 2

c)

Stage 3

d)

Stage 4

12.

Demographic transition stage when death rate declines, while the birthrate remains high.

a)

Stage 1

b)

Stage 2

c)

Stage 3

d)

Stage 4

13.

Which of the following allowed the human population to increase exponentially?

a)

agricultural revolution

b)

industrial revolution

c)

French revolution

d)

bubonic plague

14.

Density-dependent limiting factors include each of the following EXCEPT

a)

competition

b)

natural disasters

c)

parasitism and disease

d)

stress from overcrowding

15.

Density-independent limiting factors include which of the following

a)

competition

b)

natural disasters

c)

predation

d)

stress from overcrowding