Q. 25 B5.0( 2 Votes )

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Answer :

A. Ecological pyramid is the graphical representation of relationship between producers and consumers at different trophic levels. The relationship is expressed in terms of number, biomass and energy. The base of each pyramid is occupied by the producers and the following levels are occupied by different consumers

B. Limitations of ecological pyramids:

It never takes into account the same species belonging to two or more trophic levels. Saprophytes such as fungi and bacteria not accommodated in any trophic levels ecological pyramids.

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