Marisol Castro
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Test # 4

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Marisol Castro
Created by Marisol Castro over 9 years ago
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Science Test # 4 (4th grade)

Question 1 of 10

1

Something an organism requires for survival.

Select one of the following:

  • A need

  • Competition

Explanation

Question 2 of 10

1

It is used to describe a close relationship between organisms of different species.

Select one of the following:

  • Symbiosis

  • Resource

Explanation

Question 3 of 10

1

The movement of energy within an ecocsystem.

Select one of the following:

  • Balance

  • Energy flow

Explanation

Question 4 of 10

1

The main source of energy:

Select one of the following:

  • The sun

  • The ocean

Explanation

Question 5 of 10

1

The plants make their own food that is why they are also called:

Select one of the following:

  • Carnivorous

  • Producers

Explanation

Question 6 of 10

1

The introduction of poisons or garbage into an ecosystem:

Select one of the following:

  • Pollution

  • Deforestation

Explanation

Question 7 of 10

1

The protection and restoration of species and natural resources in an ecosystem:

Select one of the following:

  • Captive breeding

  • Conservation

Explanation

Question 8 of 10

1

An organisms needs are met by what two types of resources?

Select one of the following:

  • Living and Non-living things

  • Food web

Explanation

Question 9 of 10

1

Select the ideas to keep the balance in an ecosystem.

Select one of the following:

  • a) Throwing grabage to the ground.
    b) Do not recycling.
    c) Killing the animals

  • a) Recycling
    b) Planting trees.
    c) Protecting the animals

Explanation

Question 10 of 10

1

The removal of most or all the trees from a forest:

Select one of the following:

  • Deforestation

  • Foreign species

Explanation

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