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Tamil Nadu Board of Secondary EducationTamil Nadu Primary School Class 4

What are the importance of air in our daily life? - Science

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Question

What are the importance of air in our daily life?

Answer in Brief

Solution

  1. Oxygen present in the air is needed for respiration.
  2. We can speak and hear the sound only when there is the air around.
  3. Air helps in the dispersal of seeds for plant reproduction.
  4. Monsoon and rain occurs due to the wind action.
  5. Air regulates the atmospheric temperature.
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Chapter 3: Air We Breathe - Evaluation [Page 98]

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Samacheer Kalvi Science - Term 3 [English] Class 4 TN Board
Chapter 3 Air We Breathe
Evaluation | Q VI. 1. | Page 98
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