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प्रश्न
Give an example of an ecosystem that shows an inverted pyramid of numbers.
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उत्तर
A tree ecosystem is an example of an inverted pyramid of numbers.
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संबंधित प्रश्न
“The pyramid of biomass is not always upright.” Explain the statement.
Write any two limitations of ecological pyramids.
Explain with the help of labelled diagrams, the difference between an upright pyramid of biomass and an inverted pyramid of biomass.
Define ecological pyramids.
Which of the following organism form the decomposers?
In a pyramid of biomass, if the total dry weight (kgm-2) of primary produces is about 809, it well increases at tertiary consumer level up to ______.
Which one of the following statements for pyramid of energy is incorrect, whereas the remaining three are correct?
Name any two organisms which can occupy more than one trophic level in an ecosystem.
What are the shortcomings of ecological pyramids in the study of ecosystems?
| In a forest ecosystem, a large population of insect feeds upon a banyan tree. Several small birds feed upon these insects. The small birds are fed upon by big-sized birds. |
- With respect to this ecosystem, draw a pyramid for each biomass and a pyramid of number.
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If 20,000 Kcal energy is available at the level of insects, calculate the amount of energy available at the level of big-sized birds.
