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Identify the source of CO2, CH4 and CFC-...

Identify the source of `CO_2`, `CH_4` and CFC-

A

Fossil fuel burning, Refrigerator, Decomposition of orgnaic waster

B

Air conditioner, smoke from thermal power plant, combustion of fossil fuel

C

Combustion of fossil fuel, Decomposition of organic waste, Refrigerator, Air conditioner

D

Refrigerator, Combustion of fossil fuel, Air conditioner

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UNITED BOOK HOUSE-HOWRAH RABINDRA DESHBANDHU PAPER-EXERCISE
  1. Which of the following is divergent evolution?

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  2. Choose which of the following pair is correct?

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  3. Identify the source of CO2, CH4 and CFC-

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  8. example of self replicating nucleoprotein.

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  10. From Brazil is an exotic species which invades here.

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  12. Decide whether the following statements are true or false: Mitosis t...

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  13. Decide whether the following statements are true or false: Pure org...

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