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Worksheets

Science 6 Reviewer

Total questions: 20

Worksheet time: 3mins

Name
Class
Date
1.

What do you call the natural world where people, animals and plants live?

a)

pond

b)

environment

c)

tree

d)

stream

2.

What do you call the cutting down or destroying the forest?

a)

deforestation

b)

logging

c)

grazing

d)

cultivation

3.

What do you call the localized group of interdependent organisms together with the environment they inhabit and depend on?

a)

environment

b)

mountain

c)

forest

d)

ecosystem

4.

What do you call a place where animals and plants live?

a)

lake

b)

cave

c)

habitat

d)

stream

5.

What feature of an ecosystem that is made up of non-living things?

a)

living

b)

physical

c)

ecosystem

d)

global warming

6.

What do you call a pollution that comes from cars and factories?

a)

air pollution

b)

noise pollution

c)

water pollution

d)

grazing

7.

What do you call the wood that we get from the forest?

a)

pollution

b)

timber

c)

forest

d)

mountain

8.

What do you call the cutting down trees to use as wood or paper?

a)

deforestation

b)

grazing

c)

logging

d)

cultivation

9.

What is the hottest year on record?

a)

1980

b)

1998

c)

1987

d)

1990

10.

What do you mean by "conserving energy"?

a)

organic

b)

desertification

c)

recycling

d)

saving energy

11.

What effects of deforestation that easy for the soil to get washed by rainwater?

a)

erosion

b)

global warming

c)

flooding

d)

grazing

12.

What do you call the idea when the climate is changing and the world is getting warmer?

a)

global warming

b)

flooding

c)

erosion

d)

atmosphere

13.

What gas that traps heat inside the atmosphere?

a)

carbon dioxide

b)

oxygen

c)

nitrogen

d)

helium

14.

What do you call the cutting down of trees to make fields for the animals?

a)

logging

b)

flooding

c)

grazing

d)

erosion

15.

What do you call the growing of plants and crops for food?

a)

cultivation

b)

grazing

c)

logging

d)

air pollution

16.

What do you call the overflowing of water that can damage farms, homes and cities?

a)

flooding

b)

global warming

c)

erosion

d)

logging

17.

What do you call when all the trees in an ecosystem die and it turns into a desert?

a)

desertification

b)

deforestation

c)

flooding

d)

erosion

18.

What feature of an ecosystem that all of the organisms such as plants, animals and insects in an area?

a)

physical

b)

atmosphere

c)

greenhouse effect

d)

living

19.

What gas do plants exhale?

a)

Helium

b)

Carbon dioxide

c)

Oxygen

d)

Nitrogen

20.

What gas do animals exhale?

a)

carbon dioxide

b)

Helium

c)

Nitrogen

d)

oxygen