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What is detritus?...

What is detritus?

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What is a detritus food chain made up of ? How do they meet their energy and nutritional requirements?

What is a detritus food chain made up of? How do they meet their energy and nutritional requirements?

Which of the following is included in detritus ?

the rate of decomposition increases if detritus is rich in

Organisms associated with detritus food chain are

Which one is detritus food chain ?

(a) What is a trophic level in an ecosystem ? What is 'standing crop' with reference to it? (b) Explain the role of the 'first trophic level' in an ecosystem. (c) How is the detritus food chain connected with the grazing food chain in a natural ecosystem ?

(A) : Decomposition is largely an oxygen requiring process. (R) : Decomposition rate is faster in detritus rich in lignin and chitin.

MBD -HARYANA BOARD-ECOSYSTEM-EXERCISE
  1. What is detritus?

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  2. Fill in the blanks with suitable words: Dead plant and animal remains ...

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  3. Fill in the blanks with suitable words: Ecological succession on the s...

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  4. Fill in the blanks with suitable words: Pioneer community in the litho...

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  5. Fill in the blanks with suitable words: The serial changes in previous...

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  6. Fill in the blanks with suitable words: Intermediate community between...

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  7. State true or false: Grassland with scattered trees is called chhapara...

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  8. State true or false: Alpine forests of Himalayas have dwarf shrubby pl...

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  9. State true or false: Driving force in an ecosystem is formed of produc...

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  10. State true or false: energy and materials follow unidirectioal flow.

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  11. State true or false: Earth is a cloed system as far as materials are c...

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  12. State true or false: Water and phosphorus cycles are gaseous cycles.

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  13. Coin one word for the following statements: A series of changes until ...

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  14. Coin one word for the following statements: Stage in the development o...

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  15. Coin one word for the following statements: The animal which consumes ...

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  16. Coin one word for the following statements: An organism which relies u...

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  17. Coin one word for the following statements: An interacting system cons...

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  18. Coin one word for the following statements: Enrichment of a habitat wi...

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  19. The word 'ecosystem' was coined by

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  20. The importance of non-green plants on the ecosystem is :

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  21. The structure of the pyramid of the biomass of a aquatic ecosysttem wi...

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