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Whale Plumes Affect Climate Change

Total questions: 17

Worksheet time: 9mins

Name
Class
Date
1.

What is the relationship between primary and secondary consumers in a trophic pyramid?

a)

Primary consumers contain more energy than secondary consumers.

b)

Primary consumers eat secondary consumers.

c)

Secondary consumers contain more energy than primary consumers.

d)

There are usually more secondary consumers than primary consumers

2.

The food chain that contains whales is represented as

a)

krill --> whales --> phytoplankton

b)

whales --> krill --> phytoplankton

c)

phytoplankton --> krill --> whales

d)

Krill --> phytoplankton --> whales

3.

Fish and whales both

a)

are producers

b)

indirectly depend on phytoplankton for energy

c)

eat phytoplankton

d)

directly depend on phytoplankton for energy

4.

True or False: Phytoplankton is a type of algae.

a)

True

b)

False

5.

Phytoplankton requires the following to help it grow.

a)

Iron

b)

Nitrogen

c)

Sunlight

d)

Carbon dioxide

6.

True or False: Whale plumes contain carbon dioxide.

a)

True

b)

False

7.

True or False: Phytoplankton absorbs carbon dioxide to help make food

a)

True

b)

False

8.

Which of the following is NOT a consumer?

a)

crab

b)

zooplankton

c)

lion

d)

tree

9.

The higher in a food pyramid, the

a)

less energy there is

b)

more energy there is

c)

more matter there is

d)

less producers there are

10.

Sea otters have a __ effect on kelp forests.

a)

positive direct

b)

negative direct

c)

positive indirect

d)

negative indirect

11.

Whales ___ decrease the amount of carbon dioxide in the atmosphere.

a)

directly

b)

indirectly

12.

Which of the following is a source of carbon?

a)

sunlight

b)

atmosphere

c)

fossil fuels

d)

rocks

13.

Carbon dioxide enters the atmosphere through

a)

burning of fossil fuels

b)

respiration

c)

photosynthesis

d)

decomposition

14.

Carbon dioxide leaves the atmosphere through

a)

burning of fossil fuels

b)

respiration

c)

photosynthesis

d)

decomposition

15.

Which if the following is a greenhouse gas?

a)

nitrogen

b)

iron

c)

carbon dioxide

d)

water

16.

Sunlight is

a)

energy

b)

matter

17.

Matter in a food web is recycled by

a)

producers

b)

primary consumers

c)

tertiary consumers

d)

decomposers