Question 1

What is deforestation?

Accepted Answer

cutting down of trees

Answer

planting new trees

Question 2

What greenhouse gas is released when we burn fossil fuels?

Accepted Answer

carbon dioxide

Answer

carbon monoxide

Answer

nitrogen

Answer

oxygen

Question 3

What is climate change?

Accepted Answer

long-term changes in weather patterns

Answer

weather patterns stabilise

Answer

the temperature gets warmer

Answer

the temperature gets colder

Question 4

What gas in the atmosphere is the most abundant?

Accepted Answer

nitrogen

Answer

argon

Answer

oxygen

Answer

carbon dioxide

Question 5

What is the chemical symbol for carbon dioxide?

Accepted Answer

CO2

Answer

CO3

Answer

CO

Answer

C2O

Question 6

Where did the oxygen come from?

Accepted Answer

produced by plants via photosynthesis

Answer

produced by animals

Answer

produced by the sea

Answer

It was already in the atmosphere

Question 7

Name one place where carbon dioxide is dissolved

Accepted Answer

in the ocean

Answer

in buildings

Answer

in the air

Question 8

What do greenhouse gases do with the heat from the sun?

Accepted Answer

absorb it and trap it within the atmosphere

Answer

nothing they let it pass through them

Answer

reflect it all back out

Question 9

What percentage of carbon dioxide was in the atmosphere in 'Early Earth'?

Accepted Answer

18%

Answer

5%

Answer

0.03%

Answer

21%

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