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Describe the role of bacteria in N2 - f...

Describe the role of bacteria in `N_2` - fixation .

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MODERN PUBLICATION-ECOSYSTEM -REVISION EXERCISES (IV. SHORT ANSWER TYPE - II QUESTIONS) (A. QUESTIONS FROM STATE BOARD EXAMINATIONS)
  1. How does primary succession take place on a bare rock ( xerarch).

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  2. Define ecological succession Give four different between seral and cli...

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  3. What are various types of food chains . Explain detritus food chain .

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  4. Define standing crop. Why is the pyramid of biomass in aquatic ecosyst...

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  5. Give an account of energy flow in an ecosystem.

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  6. Discuss the biotic components of a pond ecosystem .

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  7. Describe ecological pyramid of biomass .

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  8. What is food chain ? Explain its types .

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  9. Define food web ? Given its characters and example

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  10. What is ecological pyramid? Describe pyramid of energy .

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  11. An ecosystem consists of the following population . Phytoplankton, ...

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  12. What is food chain ? Mention the basis characteristics of food chain .

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  13. What is ecological succession ? How Hydrarch succession is different f...

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  14. Write note on ecosystem services.

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  15. What is decomposition ? What climate factors regular it ?

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  16. Describe primary succession in water .

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  17. The limitation of ecological pyramids is

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  18. Differentiate between carbon and phosphorus cycle . .

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  19. Describe the role of bacteria in N2 - fixation .

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  20. Write any three differences between food-chain and food - web

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