Science

Question 1

1Which is a major cause of air pollution?

Easy

A. solar panels B. tree planting C. rainwater harvesting D. smoke from vehicles and burning refuse

Question 2

2The main greenhouse gas from burning fuels is carbon ___.

Easy

Your answer (fill in the blank)

Question 3

3The gradual rise in the Earth's average temperature is

Easy

A. acid rain B. eclipse C. global warming D. weathering

Question 4

4Burning refuse causes air pollution.

Easy

A. True B. False

Question 5

5Composting turns

Easy

A. metal into wood B. organic waste into manure C. water into oil D. plastics into food

Question 6

6Which energy source produces the least pollution?

Easy

A. charcoal B. solar energy C. diesel D. coal

Question 7

7Protecting plants and animals and their habitats is called

Easy

A. urbanisation B. deforestation C. conservation D. pollution

Question 8

8Making new products from used materials is

Easy

A. dumping B. reducing C. burning D. recycling

Question 9

9Carbon dioxide is a greenhouse gas.

Easy

A. True B. False

Question 10

10Deforestation contributes to climate change because

Medium

A. trees produce carbon dioxide only B. forests cause floods C. trees cool the sun D. fewer trees absorb carbon dioxide