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Which of the following serve as green lungs? - Science

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Question

Which of the following services are green lungs?

Options

  • The green pigment of the plants

  • Forests

  • Kitchen gardens

  • Greenhouse gases

MCQ

Solution

Forests

Explanation:

Plants in the forest release oxygen during photosynthesis. This provides oxygen to all animals and helps to maintain the ratio of oxygen to carbon dioxide in the atmosphere.

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Forest Biome
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Chapter 17: Forests : Our Lifeline - MULTIPLE CHOICE QUESTIONS [Page 89]

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NCERT Exemplar Science [English] Class 7
Chapter 17 Forests : Our Lifeline
MULTIPLE CHOICE QUESTIONS | Q 1. | Page 89
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