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The pyramid of biomass in sea is...

The pyramid of biomass in sea is

A

Upright

B

Slanting

C

Horizontal

D

Inverted

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The correct Answer is:
D
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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.

Read the following statements regarding ecological pyramids and choose the correct answer . (a) Relationship between organisns at different tropic levels is expressed in terms of number , biomass and energy. (b) Any calculations of energy content, biomass or number has to include one group of organisms at that tropic level (c) In most ecosystems, all the pyramids of numbers , biomass , and energy are upright. (d) The pyramids of biomass in sea is generally inverted . (e) Pyramid of energy is always inverted and can never be upright.

Draw the pyramids of biomass in sea and in a forest. Explain giving reasons why are the two pyramids different ?

Why is pyramid of biomass in sea generally inverted ? Explain.

[A] : The pyramid of biomass indicates the decrease or the gradual reduction in biomass at each trophic level from base to apex . [R] : In case of parasites , the pyramid of biomass is inverted .

Which of the following correctly represent the pyramid of biomass in aquatic ecosystem ?

Position of herbivores in the pyramid of biomass is

In grassland ecosystem, the pyramid of biomass is

TRUEMAN BIOLOGY-ECOSYSTEM -MCQ
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  2. The second stage of hydrosere is occupied by plants like

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  3. The rate of formation of new organic matter by rabbit in a grassland i...

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  4. Food web' refers to

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  5. The study of interaction between groups of various organisms with thei...

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  6. The pyramid of biomass in sea is

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  7. Natural reservoir of phosphorus is

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  8. Which one of the following processes during decomposition is correctly...

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  9. Most animals are tree dwellers in a

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  10. Vertical distribution of different species occupying different levels ...

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  11. The mass of living material at a trophic level at a particular time is...

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  12. In an ecosystem the rate of production of organic matter during photos...

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  13. Secondary succession takes place on/in

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  14. During ecological succession

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

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

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  17. The term ecosystem was coined by

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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 obtained with the following data...

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