Question

b) Why is carbon dioxide important for life on the earth?​

Answer 1

Explanation:

Plants use carbon dioxide to produce carbohydrates (sugars and starches) in the process known as photosynthesis.Carbon dioxide in the atmosphere is also important because it captures heat radiated from Earth's surface. That heat keeps the planet warm enough for plant and animal (including human) life to survive.

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Answer 2

Answer:

Carbon dioxide is an important greenhouse gas that helps to trap heat in our atmosphere , without it , our planet would be inhospitably cold . However , a gradual increase in CO2 concentrations in earth's atmosphere is helping to drive global warming , threatening to disrupt our planet's climate as average global temperatures gradually rise .