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Ecosystem Test 2

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Last updated about 5 years ago
13 questions
Note from the author:
Science Fusion Unit 4 Lesson 1 Grade 3 Part 2 Test
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Question 1
1.

A POPULATION includes many DIFFERENT organisms living together in one place.

Question 2
2.

A COMMUNITY includes the SAME population living in an area.

Question 3
3.

Mountain ecosystems are mostly ____.

Question 4
4.

How many kinds of organisms are in a healthy ecosystem?

Question 5
5.

How can humans reduce our negative effect on ecosystems?

Question 6
6.

Why are rainforests so important?

Question 7
7.

What answer choice is NOT an example of a non- living part of an ecosystem?

Question 8
8.

Birds produce oxygen.

Question 9
9.

River water is salt water.

Question 10
10.

Ocean water is fresh water.

Question 11
11.

Deserts have cactus plants and ______.

Question 12
12.

River Otters _______.

Question 13
13.

Mountains have ______ as part of the living species in their ecosystem.