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Population Growth SW

Total questions: 25

Worksheet time: 1hrs 9mins

Name
Class
Date
1.

When a population sees more births than deaths the population is _____.

a)

growing

b)

Shrinking

c)

Not growing

d)

Emigrating

2.

Review: What is the carrying capacity of a population?

a)

The most individuals a population that can be supported from the environment

b)

How much weight a population can carry

c)

The amount of food needed to fee a population

d)

When a population grows without stopping

3.

Review: What type of growth curve is shown in the picture?

a)

Logistic

b)

Exponential

4.

What is a limiting factor?

a)

Something that causes the growth of a population to decrease

b)

Something that causes a population to grow a lot

5.

Limiting factors that affect large, dense populations more than small, scattered populations are called ________________.

a)

Density dependent limiting factors

b)

Density independent limiting factors

6.

What limiting factors do not usually depend on population density?

a)

Natural disasters like a flood

b)

Predators

c)

Competition

d)

Disease

7.

Which of the following would be considered a density dependent limiting factor?

a)

Floods

b)

Tornadoes

c)

Predators

d)

Earthquake

8.

The COVID-19 pandemic is an example of what type of limiting factor?

a)

Density dependent

b)

Density independent

9.

Arctic foxes eat Arctic hares. What would happen to the hare population if the fox population increased rapidly?

a)

The hare population would decrease

b)

The hare population would increase

c)

There would be no change on the hare population

10.

An earthquake occurs in California and kills 500 people. Is this an example of a density dependent or independent limiting factor?

a)

Independent

b)

Dependent

11.

Review: What type of growth curve is shown in the picture?

a)

Logistic

b)

Exponential

12.

What is the abbreviation for carrying capacity?

a)

r

b)

C

c)

K

d)

a

13.
Logistic population growth leads to this kind of graph
a)

S curve

b)

J curve

c)

M curve

d)

W curve

14.
Exponential population growth leads to this kind of graph
a)

S curve

b)

J curve

c)

M curve

d)

W curve

15.

What type of growth is shown in the diagram?

a)

exponential growth

b)

logistic growth

c)

predator-prey cycle

d)

boom-bust curve

16.

What is the carrying capacity for this sheep population?

a)

2.0 million

b)

1.0 million

c)

1.6 million

d)

0.5 million

17.

What is the approximate carrying capacity of Paramecium aurelia grown alone?

a)

100

b)

200

c)

300

d)

450

18.

Limiting factors are sometimes helpful because they can keep the population from getting to large.

a)

True

b)

False

19.

Graph that shows the likelihood of death for an individual.

a)

Exponential curve

b)

Logistic curve

c)

Survivorship curve

d)

Carrying capacity

20.

Results when two or more organisms need the same resource

a)

Natality

b)

Exponential growth

c)

Competition

d)

Poaching

21.

Describes organisms with a low death rate early on due to high levels of parental care and few offspring. Examples include people and elephants

a)

Type I

b)

Type II

c)

Type III

d)

Type IV

22.

During one year, two rabbits were born into a population and five emigrated to look for better food sources. Seven rabbits died in the population and 12 immigrated into the population.

What was the population growth during this year?

Use this formula:

population growth = (birth rate + immigration) – (death rate + emigration)

a)

-10

b)

2

c)

7

d)

26

23.

Clumped Dispersion- ____________ in some places, absent in others.

a)

Scattered

b)

Equal distance

c)

grouped

24.

Uniform Dispersion- About _______ apart, forming a pattern.

a)

Scattered

b)

Equal distance

c)

grouped

25.

Random Dispersion-____________, not uniform.

a)

Scattered

b)

Equal distance

c)

grouped