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Population

Total questions: 12

Worksheet time: 7mins

Name
Class
Date
1.

What is an Abiotic Factor?

a)

A NON-living factor that can affect an ecosystem

b)

A living factor that can affect an ecosystem

c)

The carrying capacity of an ecosystem

2.

If there was a wildfire in the forest that destroyed the plant life, what would happen to the herbivore population?

a)

Herbivores would decrease due to a lack of food

b)

Herbivores would increase due to an increase of food

c)

Herbivores would not be affected

d)

Herbivores would decrease due to an increase in predators

3.

What does the carrying capacity of a population show?

a)

How many organisms live in the ecosystem

b)

The maximum number of organisms that an ecosystem can support for a long period of time

c)

The minimum number of organisms that can live in an area

d)

The types of organisms living somewhere

4.

Many fish die due to a drastic change in water temperature.

a)

Density-Dependent

b)

Density-Independent

5.

In the graph to the right, what is the population of deer at the carrying capacity of the environment?

a)

3

b)

7

c)

70

d)

40

6.

What type of growth model is shown in image A?

a)

Exponential

b)

Logistic

7.

What type of growth model is shown in image B?

a)

Exponential

b)

Logistic

8.

What population growth rate does this population pyramid represent?

a)

Zero Growth

b)

Negative Growth

c)

Slow Growth

d)

Rapid Growth

9.

Which population growth rate does this pyramid represent?

a)

Rapid Growth

b)

Slow Growth

c)

Negative Growth

d)

Zero Growth

10.

At what population was carrying capacity met?

a)

250

b)

1000

c)

400

d)

720

11.

What is a population ?

a)

Disturbance has removed vegetation but left soil intact.

b)

The natural birth, growth and development of ecosystem.

c)

All organisms of a species that live in the same area.

d)

A community of interacting organisms and their environment.

12.

Factor that causes population growth to decrease.

a)

growth factor

b)

limiting factor

c)

density factor

d)

environmental factor