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UNIT 3- THE BIOSPHERE

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

What type of relationship is it?

a)

Cooperation

b)

Predation

c)

Commensalism

d)

Parasitism

2.

In a food chain there are

a)

producers, consumers and decomposers

b)

Producers, plants and animals

c)

Producers, decomposers and rocks

3.

The connected food chains make up a

a)

Community

b)

Family

c)

Food web

4.

__________________________occurs when every single member of a species dies

a)

Predation

b)

Extinction

c)

Competition

5.

The ant queen has a _______________relationship with workers and drones

a)

familiar

b)

hierarchical

c)

cooperative

6.

One cause of biodiversity loss is

a)

Climate change

b)

Lakes

c)

Not enough animals

7.

Endangered species are ...........

a)

increasing

b)

hunt others animals

c)

in danger of extinction

8.

The Iberian Lynx..

a)

lives in Italy

b)

is a cat specie and endangered

c)

lives in cities

d)

there are a lot

9.

In the parasitism

a)

an stronger animal kills another anima

b)

An organism benefits and harms the other organism

c)

An organism benefits but doesn´t harm the other organism

10.

____________________________is our greater challenge

a)

eating more animals

b)

taking care of dogs

c)

preserving biodiversity

d)

creating new plants