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Describe the process of decomposition of...

Describe the process of decomposition of detritus under the following heads : Fragmentation, leaching. catabolism , humification and mineralization.

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Assertion: The three steps in the decomposition (fragmentation , leaching and catabolism) operate on the detritus simultaneously Reason: Humification and mineralisation occurs during decomposition in the soil.

Identify the correct sequence of steps involved in the process of decomposition. (a) Humification (b) Catalbolism (c ) Fragmentation of detritus (d) Leaching (e) Mineralization

select the correct set of steps involved in the process of decomposition. (a) stratification, (b) catabolism, (c) fragmentation, (d) mineralization, (e) leaching

Decomposition of domestic wastes under natural process is included in

Decomposition of domestic wastes under natural process is known is :

Consider the following statements. A. The movement of energy is unidirectional from the higher trophic level towards the lower trophic level. B. Detritivores break down detritus into smaller particles bya a process is called fragmentation. C. Humification and mineralisation occur during decomposition in the soil. D. Decomposition is largely an oxygen-releasing process. Of the above statements:

How many of the following statements are incorrect ? (i) Decomposition is largely an anaerobic process . (ii) Fragmentation , leaching , and catabolism occur simultaneously on detritus. (iii) The vertical distribution of different species occupying different levels is called stratification . (iv) The pond is a deep water body . (v) The rate of decomposition is controlled by the chemical composition of detritus and climatic factors.

PRADEEP-ECOSYSTEM-Long answer question
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  4. Explain the oxygen cycle in nature.

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  7. Add suitable words in the gaps left in the following sentences : (i) E...

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  8. Describe the process of decomposition of detritus under the following ...

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  9. What will happen to an ecosystem if (a) All producers are removed ...

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  10. ”The energy flow in the ecosystem follows the second law of thermodyna...

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  11. Explain with diagrammatic representation flow of energy in an ecosyste...

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  12. Give a detailed account of decomposition in an ecosystem.

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  14. Describe the advantages for keeping the ecosystem healthy.

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  15. It is often said that the pyramid of energy is always upright. On the ...

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  16. (a) Taking an example of a small pond, explain how the four components...

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  17. Discuss the role of healthy ecosystem services as a pre-requisite for ...

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  18. (a) What is an ecological pyramid ? Compare the pyramids of energy , b...

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  19. (a) What is a trophic level in an ecosystem ? What is 'standing crop' ...

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  20. Draw the pyramids of biomass in sea and in a forest. Explain giving re...

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