Question

Explain the concept of pyramid of numbers.

Answer 1

THE NO. OF INDIVIDUALS AT EACH TROPHIC LEVEL DECREASES FROM PRODUCERS LEVEL TO CONSUMER LEVEL AND INCREASES BODY SIZE IS CALLED PYRAMID OF NUMBERS.

      THE NO. OF PRODUCERS IS ALWAYS VERY HIGH, THE PRIMARY CONSUMERS ARE LESS IN NO.S AND SECONDARY CONSUMERS MUCH MORE LESS IN NO.

   BELOW THERE IS FIGURE HOPE U UNDERSTAND.

Answer 2

Pyramid of numbers:

• A pyramid of numbers are a "diagrammatic representation" of the separate organisms at each level of an ecosystem.
• The amount of energy is received from the sun, then it is stored in the form of "new biomass" at each tropic level.
• It is classified into three types of pyramid of numbers which is explained as follows.
• Upward pyramid of numbers - It is found in the "herbivores".
• The herbivores provide support to "carnivores".
• Partly Upright Pyramid of numbers – It is found in the forest ecosystem.
• Elephants and other herbivores such as birds that consume fruits are the primary consumers.
• Inverted Pyramid of numbers – It is found in the "parasitic food chain".
• There is one producer that supports numerous parasites.

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