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Ecological Principles - iCEV

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

In what year was the Clean Water and Air Act created?

a)

1948

b)

1958

c)

1968

d)

1978

2.

Which of the following does NOT influence an organism’s niche?

a)

Competition with other species

b)

Mutualism

c)

Commensalism

d)

Parasitism

3.

According to the presentation, ecosystem management was broadened by the establishment of which of the following in 1978?

a)

Environmental Protection Agency

b)

Bureau of Fisheries

c)

Conservation Biology

d)

Biological Survey

4.

Which of the following is known to cause primary succession?

a)

Glacier movement

b)

Tornadoes

c)

Floods

d)

Acid rain

5.

Select the positive ecological interactions between organisms. (Select all that apply)

a)

Commensalism

b)

Competition

c)

Mutualism

d)

Predation

6.

Which of the following does NOT conduct nitrogen fixation?

a)

Peanuts

b)

Algae

c)

Nitrogen-fixing bacteria

d)

Humans

7.

Which of the following best describes respiration?

a)

Absorption of light by chlorophyll

b)

Intake of oxygen to convert glucose to energy

c)

Release of water vapor

d)

Splitting of atmospheric nitrogen atoms to bond with oxygen

8.

Where is the phosphorus cycle primarily conducted?

a)

In air and volcanoes

b)

In water and atmosphere

c)

In soil and plants

d)

In volcanoes and lightning

9.

Which of the following is NOT a category of wetland biome?

a)

Tropical

b)

Bog

c)

Marsh

d)

Fen

10.

Which of the following best describes a pioneer species?

a)

The most important species which needs to be protected

b)

The first species to colonize an area in primary succession

c)

The first species to grown in an area of secondary succession

d)

The species which live the longest in a habitat