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Ecosystems unit-5

Total questions: 14

Worksheet time: 14mins

Name
Class
Date
1.

What are krills?

a)

They are rocks

b)

They are plants

c)

They are tiny crustaceans

d)

Krill are food for penguins, whales, seals, ..

2.

Ecosystems are made of .....

a)

Living things

b)

Physical environment

c)

Both are wrong

3.

Physical environment is made of ...

a)

Terrestrial and aquatic environments.

b)

Living things

c)

Both are wrong

4.

Living thing are made of ....

a)

Fauna

b)

Flora

c)

Rocks

d)

Water

5.

Only members of the species can successfully reproduce.

a)

False

b)

True

6.

What are these living things in a food chain?

a)

Consumers

b)

Scavengers

c)

Decomposers

d)

Producers

7.

Consumers are divided in ...

a)

Secondary consumers

b)

Primary consumers

c)

Tertiary consumers

d)

Producers

8.

What are Bacteria and mushrooms?

a)

Scavengers

b)

Producers

c)

Decomposers

d)

Consumers

9.

What does this picture represent?

a)

Animals

b)

Plants

c)

A food chain

10.

What are food webs?

a)

They are made up of many food chains joined together and interconnected.

b)

They are only plants

c)

They are only animals

11.

What type of relationship have shark and remoras ?

a)

Mutualism

b)

Commensalism

c)

Competition

12.

What type of relationship is it?

(a)  

13.

The World of Bees are made up of ....

a)

A queen bee

b)

Workers

c)

Drones

14.

What type of relationship represent DOGS and FLEAS?

a)

Competition

b)

Commensalism

c)

Mutualism

d)

Parasitism