Pyramid of energy is always upright. Giv...

Pyramid of energy is always upright. Give reasons.

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A graphical representation of energy flow at each successive trophic level in an ecosystem is called pyramids of energy. The bottom of the pyramid of energy is occupied by the producers. There is a gradual decrease in energy transfer at successive tropic levels from producers to the upper levels. Therefore, the pyramid of energy is always upright.

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"Pyramid" (I) Pyramid of energy is a graphical model of energy flow in a community. (II) Energy pyramid begin with producers at the bottom (III) Pyramid of energy is always upright. (IV) Energy pyramid is always inverted in shape.

I, II and III

I, II, III and IV

II and IV

IV only

Assertion (A): Pyramid of energy transfer is upright. Reason (R): During the energy transfer at successive trophic levels from producers there will be gradual decrease

Both A and R are wrong

A is right R is wrong

R explains A

A is right R is not the correct explanation for A

Assertion (A): The pyramid of number in a parasite ecosystem is always upright. Reason (R) : It starts with a grassland.

Assertion is true and Reason is correct explanation of Assertion,

Assertion and Reason is true but Reason is not correct explanation of Assertion.

Assertion is true and Reason is false.

Both Assertion and Reason are false.