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Area where succession can take several t...

Area where succession can take several thoudands years to reach climax community is

A

Burnt and cut forest

B

Sand dunes

C

Flooded land

D

Abandonend farm lands

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The correct Answer is:
D
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Pick out the correct option from (a) to (e). A. Primary succession begins in areas where natural communities have been destroyed. B. Hydrarch succession takes place in water. C. The climax community is the community that is in near equilibrium with the immediate environment. D. In newly cooled lava secondary succession occurs.

Explain how does : (a) a primary succession start on a bare rock and reach a climax community? (b) the algal bloom eventually choke the water body in an industrial area?

(a) What is "population" according to you as a biology student ? (b) "The size of a population for any species is not a static parameter." Justify the statement with specific reference to fluctuations in the population density of a region in a given periods of time. OR (a ) What is hydrarch succession ? (b) Compare the pioneer species and climax communities of hydrarch and xerarch succession respectively. (c) List the factors upon which the type of invading pioneer species depend in secondary hydrarch succession. Why is the rate of this succession faster than that of primary succession ?

In ecological succession from pioneer to climax community, the biomass shall

In ecological succession from pioneer to climax community, the biomass shall

Read the following statements and state how many of them are true ? (P) primary succession , is a very slow process taking thousands of years for the climax to be reached . (Q) All succession whether taking place in water or land proceeds ti a similar climax community, the mesic. (R) As succession proceeds, the number and types of animals and decomposers also change. (S) Saprophytes are not given any place in the ecological pyramids as they play no role in the ecosystem.

Primary succession starts in an area where

In plant succession, the net productivity of climax community

AAKASH INSTITUTE-ECOSYSTEM-Assignment (Section A)
  1. Carbon constitutes of dry weight of organism and percentage is dissolv...

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  2. Choose incorrect option for the cost distribution of ecosystem service...

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  3. Choose the correct change during ecological succession.

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  4. The most common shape of pyramid of number is

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  5. Which of the following organisms convert plant matter into animal matt...

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  6. Productivity contributed by oceans is but area coverage is compartivel...

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  7. Mineralisation is performed by

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  8. To make tha study of global ecosystem easier, it is broadly into how m...

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  9. Major site of decomposition in the soil and water bodies respectively ...

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  10. Raw material for decompostion represented by dead organic matter is

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  11. Which of the following trophic levels are occupied by sparrow ?

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  12. Amount of inorganic substances present in an ecosystem is . Energy flo...

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  13. Initial serial stages in succession

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  14. Choose odd one out w.r.t. gaseous cycle.

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  15. Area where succession can take several thoudands years to reach climax...

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  16. Major utillisation of carbon from atmosphere is through

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  17. According to Robert Constanza average price tag for ecosystem services...

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  18. Which of the following organisms were not given any place in ecologica...

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  19. Choose the correct sequence of transitional communities in Xerach succ...

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  20. Which of the following food chain shows spindle

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