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In an ecosystem , at a particular time, ...

In an ecosystem , at a particular time, standing crop includues

A

total living material

B

total detritus

C

both (a) and (b)

D

total nutrients present in the crop

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The correct Answer is:
A
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standing crop is expressed as

Standing crop refers to:

What is standing crop in an ecosystem ?

(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 ?

Which of the following statement/s regarding ecological pyramid is/are wrong? I. In most ecosystem, all the pyramids, of number, of energy and biomass are upright. II. Each trophic level has a certain mass of living material at a particular time called as the standing crop. III. The pyramid of biomass in sea is generally upright because the biomass of fishes far lower that of phytoplankton. IV. Pyramid of energy is always upright, can never be inverted. V. Energy at a lower trophic level is always less than at a higher level.

Define the term standing crop.

The number of individuals of a species in a particular ecosystem at a given time remains constant due to:

Total amount of inorganic matter present in particular area time in an ecosystem in known as :-

The practice of growing different crops on a particular land in pre-planned succession is called……….. .

PRADEEP-ECOSYSTEM-Multiple choice question
  1. Identify the possible link ''A'' in the following food chain Plant ...

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  2. Which one of the following is not a functional unit of an ecosystem

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  3. The upright pyramid of number is absent in

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  4. The rate of formation of new organic matter by rabbit in a grassland, ...

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  5. The second stage of hydrosere is occupied by plants like

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  6. The important steps in the process of decomposition are

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  7. In an ecosystem , at a particular time, standing crop includues

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  8. In a pyramid of biomass, if the total dry weight (kg//m^(2)) of primar...

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  9. Natural reservoir of phosphorus is

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  10. If 20 J of energy is trapped at producer level, then how much energy w...

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  11. Most animals that live in deep oceanic waters are:

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  12. In which of the following both pairs have correct combination ?

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  13. During ecological succession

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  14. Which one of the following is a characteristic feature of cropland eco...

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

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  16. The term ecosystem was coined by

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  17. The primary producers of the deep-sea hydrothermal vent ecosystem are:

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  18. Which ecosystem has the maximum biomass ?

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  19. Presence of plants arranged into well defined vertical layers dependin...

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  20. What type of ecological pyramid would be obtained with the following d...

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