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Water is the second most important facto...

Water is the second most important factor influencing life of organisms because

A

it makes major part of an organism's body

B

productivity of plants depend upon availability of water

C

life on Earth originated in water

D

both (a) and (b)

Text Solution

Verified by Experts

The correct Answer is:
D
Water makes the major part of an organism's life next to temperature. It is an important factor which influences the life of organisms. The productivity and distribution of land plats are dependent upon availability of water. Water is required for growth and development of plants.
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NCERT FINGERTIPS-ORGANISMS AND POPULATION-Organisms And Population
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  2. Which of the following options is correct ?

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  3. Water is the second most important factor influencing life of organism...

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  4. Organisms that can tolerate a wide range of salt concentration are ter...

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  5. A freshwater organism cannot survive in a water body that has greater ...

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  6. Life is sustainable with water only because

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  7. A place has very scanty rainfall, the dominant plants there mat be

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  8. Many freshwater organisms cannot live for long in seawater because the...

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  9. Three water bodies were tested for salinity of water. Water body X sho...

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  10. Given figure represents the different zones of a lake or a pond. ...

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  11. Many animals use the diurnal and seasonal variations in light intensit...

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  12. Nature and proerties of soil depends upon

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  13. Water holding capacity of the soil depends upon

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  14. Which of the following statements is incorrect ?

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  15. Read the following statements and select the correct ones. (i) All ...

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  16. Given figure represents the soil profile, showing different layers/hor...

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  17. An animal that can survive at 10^(@)C and 40^(@)C both, can be placed ...

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  18. Given graph represents the response of organisms to various abiotic fa...

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  19. The given graph represents how three different living organisms (X,Y a...

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  20. Organisms that can maintain a constant internal temperature are called...

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