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प्रश्न
Name any two organisms which can occupy more than one trophic level in an ecosystem.
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उत्तर
Man and sparrow etc.
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संबंधित प्रश्न
“It is often said that the pyramid of energy is always upright. On the other hand, the pyramid of biomass can be both upright and inverted.” Explain with the help if examples and sketches.
Describe with examples of pyramids of number and biomass.
With reference to the levels of an organisation, differentiate between living organisms and non-living objects.
Explain with the help of labelled diagrams, the difference between an upright pyramid of biomass and an inverted pyramid of biomass.
Give an example of an ecosystem that shows an inverted pyramid of numbers.
Distinguish between the upright and inverted pyramid of biomass.
Which ecosystem has the maximum biomass?
In a tree ecosystem the pyramid of numbers is:
Pyramid of energy in grassland and pond ecosystem is always ______.
Which of the following statements is not correct?
Pyramid of numbers is ______.
(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.
Give a scientific reason:
The pyramid of energy is always upright.
Describe pyramid of energy with the help of diagram.
