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Ecosystems and Food Chains

Total questions: 15

Worksheet time: 9mins

Name
Class
Date
1.

What is the producer in the picture above?

a)

grasshopper

b)

snake

c)

grass

d)

Sun

2.

What is the decomposer in the picture above?

a)

grass

b)

fungus/mushrooms

c)

hawk

d)

frog

3.

What would happen if there were no thrush in the model above?

a)

there would be more insects and slugs

b)

there would be less insects and sluga

c)

there would be more voles

d)

there would be more hawks

4.

In the food web modeled above, where does the flow of energy end?

a)

mangoes and flowers

b)

flowers and frogs

c)

eagle since nothing else in the web gets energy from the eagle

d)

python and wolf

5.

When a population of a living things becomes too numerous it is

a)

extinct

b)

overabundant

c)

scarce

6.

When a population becomes too small or few in number due to natural or man made causes

a)

extinct

b)

scarce

c)

overabundant

7.

When a population of a living thing no longer exists

a)

overabundant

b)

scarce

c)

extinct

8.

When you compare the deer to the wolf, the deer would be the

a)

decompser

b)

predator

c)

prey

d)

producer

9.

When comparing the deep to the wolf, the wold would be the...

a)

predator

b)

prey

c)

producer

d)

decomposer

10.

The part of the ecosystem that gets their energy from producers or other living things.

a)

producers

b)

decomposers

c)

consumers

11.

The part of the ecosystem that gets that helps break down the wastes of living things once they are no longer living in order to provide nutrients to the soil.

*select all correct answer(s)*

a)

consumers

b)

producers

c)

decomposers

d)

omnivore

e)

detrivore

12.

Choose the living things in the food web that are consumers --click on the image to make it larger


*select all correct answer(s)*

a)

wildflowers

b)

hawk

c)

rabbit

d)

snake

e)

mouse

13.

A cow eats grass found in its habitat. A cow is a

*select all correct answer(s)*

a)

producer

b)

consumer

c)

herbivore

d)

autotroph

e)

heterotroph

14.

A shark eats mostly fish and smaller ocean animals. A shark is a ...

*select all correct answer(s)*

a)

herbivore

b)

carnviore

c)

decomposer

d)

autotroph

e)

heterotroph

15.

Bears eat berries and salmon. Bears are ...

*select all correct answer(s)*

a)

producers

b)

carnivores

c)

omnivores

d)

autotroph

e)

heterotroph