Grade 4 Biology Worksheet: Ecosystems

Ecosystems Mixed Practice

Grade 4 Biology Ecosystems Mixed Practice Easy 15 Questions 26 Views

Classroom Worksheet

Grade 4 Biology Worksheet: Ecosystems

Ecosystems Mixed Practice

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Grade: Grade 4

Subject: Biology

Topic: Ecosystems

Time: 20 Minutes

Difficulty: Easy

Questions: 15

Instructions:
Read each question carefully and answer in full sentences or with the best choice. Start with the easier questions and work your way to the harder ones. Use what you know about plants, animals, and their environments.

Skills Practiced:

Ecosystems
Biology
Critical Thinking
Problem Solving

1Question

What is an ecosystem?

2Question

Circle the living thing: rock, tree, water.

3Question

Circle the nonliving thing: bird, soil, fish.

4Question

Name one plant that might live in a forest ecosystem.

5Question

Name one animal that might live in a pond ecosystem.

6Question

What do plants need to grow in an ecosystem?

7Question

What do animals need to survive in an ecosystem?

8Question

Choose the best example of a habitat: a nest, a bicycle, or a book.

9Question

How are plants and animals connected in an ecosystem?

10Question

What is one nonliving part of an ecosystem?

11Question

Why are trees important in a forest ecosystem?

12Question

What might happen if there is no water in an ecosystem?

13Question

Write one food chain with three living things.

14Question

How does a frog help an ecosystem?

15Question

Describe one way a person can help protect an ecosystem.

Answer Key

#	Answer
1	An ecosystem is a place where living things and nonliving things work together.
2	tree
3	soil
4	A tree, fern, or moss.
5	A frog, fish, duck, or turtle.
6	Plants need sunlight, water, air, and nutrients from soil.
7	Animals need food, water, air, and a safe place to live.
8	a nest
9	Plants and animals depend on each other for food, shelter, and survival.
10	Sunlight, water, soil, air, or rocks.
11	Trees give food, shelter, and oxygen to living things.
12	Plants and animals may not survive because they need water.
13	Example: grass -> rabbit -> fox.
14	A frog helps by eating insects and becoming food for other animals.
15	People can keep habitats clean, recycle, save water, or avoid littering.