Pyramid of biomass is always upright....

Pyramid of biomass is always upright.

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$ Pyramid of Energy is always upright ! Pyramid of biomass is always inverted.

The pyramid of biomass not always straight " Explain the statement.

(a) Identify the type of ecological pyramid given below . (b) Pyramid of energy is always upright . Why ?

(a) ''The pyramid of energy is always upright.' Explain. (b) Explain with the help of labelled diagrams, the difference between an upright pyramid of biomass and an inverted pyramid of biomass.

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 of example and sketches .

Which of the following statement/s regarding ecological pyramid is/are wrong? I. In most ecosystem, all the pyramids, of number, of energy and biomass are upright. II. Each trophic level has a certain mass of living material at a particular time called as the standing crop. III. The pyramid of biomass in sea is generally upright because the biomass of fishes far lower that of phytoplankton. IV. Pyramid of energy is always upright, can never be inverted. V. Energy at a lower trophic level is always less than at a higher level.

Give scientific reasons : (a) The pyramid of energy is always upright . (b) In an ecosystem the energy flow is always unidirectional . (c) Ozone present in the startosphere is called as " good ozone " .

Consider the following statements and select the correct option stating which ones are true (T) and which ones are false (F). (i) Pyramid of biomass is upright in the forest ecosystem and inverted in the grassland ecosystem. (ii) Pyramid of numbers is inverted in grassland and upright in aquatic ecosystem. Pyramid of energy depicts the rate of energy flow or productivity at successive trophic levels . (iv) Ecological pyramids have no place for detritivores and decomposers though they play an important role in an ecosystem.

The pyramid of energy is always upright.

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