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प्रश्न
Give a scientific reason:
The pyramid of energy is always upright.
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उत्तर
The pyramid of energy is always upright; it can never be inverted. Every step from one trophic level to the next results in a loss of energy in the form of heat.
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संबंधित प्रश्न
In an ecosystem dominated by trees, the pyramid (of numbers) is ______ type.
Write any two limitations of ecological pyramids.
Which ecosystem has the maximum biomass?
Which one of the following statements for pyramid of energy is incorrect, whereas the remaining three are correct?
Pyramid of biomass in terrestrial ecosystem shows sharp decline in
Which of the following statements is not correct?
What does the base tier of the ecological pyramid represent?
What are the shortcomings of ecological pyramids in the study of ecosystems?
(a) Draw a pyramid of numbers where a large number of insects are feeding on the leaves of a tree. What is the shape of this pyramid?
(b) Will the pyramid of energy be also of the same shape in this situation? Give a reason for your response.
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.
