Ihub Unit 3 Ecosystems Part 2

The biotope are all of the non -living things of an ecosystem:

• TRUE

• FALSE

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The biocoenosis includes:

• -Non-living things

• -Plants

• -Animal

• -All living things

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An ecosystems is made by…

• biotope

• biotope and biocenosis

• biocenosis

A population is a group of organisms that live together and belong to the same…?

• - biosphere

• - habitat

• -species 

Intraspecific relationships exist between…

• individual members of different species.

• individual members of the same species.

• a group of members.

Interspecific relationships exist between…

• A.individual members of different species.

• B.individual members of the same species.

• C. a group of members.

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Praying mantis are….

•  a)Primary consumers

•   b)Secondary consumers

•   c)Tertiary consumers

A food chain shows the trophic

relationships. 

-True

-False

• TRUE

• FALSE

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What is the meaning of: “Plants are producers”?

• a)They make their one food

• b)They don’t make their own food

• c)They have a food web

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4ª Choose the right chain:

• a)  primary consumers eat secondary consumers and secondary to tertiary.

• b) tertiary consumers eat secondary ones and secondary eat primary consumers.

• c) Producers eat to primary, secondary and tertiary consumers.

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