According to the Central Pollution Control Board, particles that are
responsible for causing great harm to human health are of diameter:
a. 2.50 micrometers
b. 5.00 micrometers
c. 10.00 micrometers
d. 7.5 micrometers


NCERT Class XII
Biology - Main Course Book

Chapter 16. Environmental Issues

2

Answers

  • ysv
  • Helping Hand
2015-06-26T21:48:36+05:30

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D.7.5 micrometers is in NCERT
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  • Brainly User
2015-06-26T23:34:46+05:30
The answer is d. 7.5 micrometers
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