The transfer of energy from one trophic level to other trophic level

Monjur Alahi

The transfer of energy from one trophic level to other trophic level

A)20 – 30% 

B) 30 – 40 % 

C) 50 – 70 % 

D) 10 – 20 %


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Salim Ahmed Kawsar

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(D) 10 – 20 %

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Transfer of electrons from one atom to other atom leads to…………….. bond. 

A) Ionic bond

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Electrons must …………… energy to move to a higher energy level.

Correct option is A) absorb

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In a food chain, the third trophic level is always occupied by : 

(A) carnivores

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Which of the following indicates the transfer of energy from one organism to the other ?

(D) Food chain

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Rate of doing work or rate of transfer of energy is 

Correct option is C) power

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In the food chain below, if the amount of energy available at fourth trophic level is 5 KJ, what is the

Answer is (C) 5000 KJ

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The tendency of pollutants to concentrate as they move from one trophic level to the next is …………

B) Bio – magnification

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Trophic level in an ecosystem represents the 

(B) Energy level

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The second trophic level in a lake is …….

(b) Zooplankton

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Why do producers always occupy the first trophic level on every food chain?

Because producers (plants) have the ability to trap solar energy with the help of chlorophyll.

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