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Ecosystem grade 4 Fusion

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.

The area that living and nonliving things live and interact, for example, rain forest, desert, ocean, lake.

a)

Community

b)

Ecosystem

c)

Population

2.

All organisms live in the same place.

a)

Community

b)

Ecosystem

c)

Population

3.

The same type of animals living in the same ecosystem. A group of ducks in a pond.

a)

Community

b)

Ecosystem

c)

Population

4.

A part of ecosystem where an organism needs to find food and shelter.

a)

Niche

b)

Habitat

c)

Ecosystem

5.

Organisms that makes its own food.

a)

Producer

b)

Consumer

c)

Decomposer

6.

Which organism is a producer?

a)
b)
c)
7.

Which picture shows consumers?

a)
b)
c)
8.

Organisms that have to search for food to eat to get energy.

a)

Producer

b)

Consumer

c)

Decomposer

9.

Organisms that break down wastes and the remains of plants and animals.

a)

Producer

b)

Consumer

c)

Decomposer

10.

Which is not a decomposer?

a)

Bacteria

b)

Fungi

c)

Mold

d)

Tree

11.

The movement of energy in a sequence of living things.

a)

Food chain

b)

Herbivore

c)

Carnivore

d)

Omnivore

12.

Which shows how living things get energy correctly?

a)

Sunlight -> Producer -> Consumer -> Decomposer

b)

Consumer -> Producer -> Sunlight -> Decomposer

13.

Animals that eat only plants.

a)

Herbivore

b)

Carnivore

c)

Omnivore

14.

Animals that eat both plants and animals

a)

Herbivore

b)

Carnivore

c)

Omnivore

15.

Which best describes animals and people?

a)

Herbivore

b)

Carnivore

c)

Omnivore

16.

Which animals are carnivores?

a)

rabbit, cow, deer

b)

tiger, snake, lion

c)

bear, pig, people

17.

Animals that eat dead plants and animals. e.g. Vultures, Hyenas

a)

herbivore

b)

carnivore

c)

ominivore

d)

scavenger

18.

An animal that hunts other animals is called __________.

a)

Predator

b)

Prey

19.

An animal that is eaten is called ________.

a)

Predator

b)

Prey

20.

Each living thing has a role or job or ________in an ecosystem.

a)

niche

b)

habitat

21.

Arrows in a food web always point to the __________.

a)

predator

b)

prey

22.

What do we call materials found in nature that are used by living things?

a)

Natural resources

b)

Pollution

c)

Conservation

23.

Water, air, trees, solar energy, and animals are examples of _________________. They can be replaced quickly.

a)

Renewable resources

b)

Nonrenewable resources

c)

Pollution

d)

Conservation

24.

_______________ are not replaced easily. They take thousand or million years e.g. coal, oil, soil, gas, minerals, fossil fuels.

a)

Renewable resources

b)

Nonrenewable resources

25.

What happens when harmful substances that mix with water, air, or soil?

a)

Pollution

b)

Conservation

c)

Natural resources

26.

What do we call nonnative species that have no enemies to control their population?

a)

Invasive species

b)

New species

27.

Which is not a conservation?

a)

Recycle things

b)

Clean up environment

c)

Laws to protect the forests

d)

Cut the forests

28.

Which material can be break down over time and called Biodegradable?

a)

Banana peel

b)

Plastic

c)

Foam

29.

Organisms that are at risk of dying out are called __________.

a)

Endangered animals

b)

Dangerous animals

30.

Which of these objects is made from a renewable resource?

a)
b)
c)
d)