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The primary producers of the deep-sea hy...

The primary producers of the deep-sea hydrothermal vent ecosytem are

A

Blue-green algae

B

Coral reefs

C

Green algae

D

Chemosynthetic bacteria

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The correct Answer is:
D
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AAKASH SERIES-ECOSYSTEM-EXERCISE-III (PREVIOUS AIPMT/NEET QUESTIONS)
  1. The sequential events from stage till climax stage in succession are c...

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  2. Which of the following statements is not true ?

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  3. The primary producers of the deep-sea hydrothermal vent ecosytem are

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  4. Which of the following would appear as the pioneer organisms on bare r...

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  5. Which of the following is a characteristic fea- ture of cropland ecosy...

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  6. The term ecosystem was coined by

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  7. Most animals that live in deep oceanic wa- ters are

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  8. An association of individuals of different species living in the same ...

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  9. Increase in concentration of the toxicant at successive trophic levels...

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  10. The following graph depicts changes in two populations A and B of herb...

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  11. Secondary Succession take splace on // in :

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  12. In an ecosystem the rate of production of or- ganic matter during phot...

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  13. The mass of living material at a trophic level at a particular time is...

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  14. Vertical distribution of different species occupying different levels ...

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  15. Rachel Carson's famous book "Silent Spring" is related to

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  16. Match the following and select the correct option

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  17. Secondary productivity is rate of formation of new organic matter by :

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  18. Which one of the following processes during decomposition is correctly...

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  19. Natural reservoir of phosphorus is

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  20. Which one of the following is not a gaseous biogeochemical cycle in ec...

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