D. Write T for true and F for false statement.
1. Nitrogen to oxygen ratio in the air is about 1:4.
2. Burning of fossil fuels is one of the major source of the atmospheric oxygen.
3. The inhaled air contains more carbon dioxide than the exhaled air.
4. Air is necessary for burning of any fuel.
5. During photosynthesis, plants make carbohydrates from carbon dioxide and water.
Answers
Answered by
6
Answer:
1true
2. true
3. false
4.true
5. true
Answered by
2
Answer:
be sad about it too long for you ok I don't want you xd and not just being the way I want it helps to
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