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प्रश्न
The biomass of a standing crop of phytoplankton is 4 kg/m2, which supports a large standing crop of zooplankton having a biomass of 11 kg/m2. This is consumed by small fishes having a biomass of 25 kg/m2, which are then consumed by large fishes with a biomass of 37 kg/m2.
Draw an ecological pyramid indicating the biomass at each stage and also name the trophic levels. Mention whether it is an upright or inverted pyramid.
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उत्तर
Inverted Pyramid of Biomass
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संबंधित प्रश्न
Distinguish between a food chain and a food web.
Which organisms constitute the last trophic level?
With reference to the levels of an organisation, differentiate between living organisms and non-living objects.
'The pyramid of energy is always upright.' Explain
Give an example of an ecosystem that shows an inverted pyramid of numbers.
In an aquatic ecosystem, a mollusc typically belongs to-
What does the base tier of the ecological pyramid represent?
The number of trophic levels in an ecosystem are limited. Comment.
(a) Given below is a pyramid of biomass in an ecosystem where each bar represents the standing crop available in the trophic level. With the help of an example explain the conditions where this kind of pyramid is possible in nature.
(b) Will the pyramid of energy be also of the same shape in this situation? Give a reason for your response.
Give a scientific reason:
The pyramid of energy is always upright.
