← Chemistry (4CH1)
Q1 / 5
Gases in the atmosphere
Foundation
2 marks
What are the main human activities that increase CO₂ in the atmosphere?
A
Burning fossil fuels, deforestation, and cement production (heating limestone releases CO₂)
B
Only deforestation — fossil fuels don't release CO₂
C
Breathing by humans only
D
Growing crops — plants produce CO₂ during the day
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Gases in the atmosphere — Chemistry (4CH1) | Smartzi