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Consider the following statements In a...

Consider the following statements
In an ecosystem energy
(i) Movement is unidirectional
(ii) Is lost irretrievably
(iii) Movement is non-cyclic
(iv) Movement is from higher to lower trophic levels
Of these statements

A

1)(i), (ii) and (iii) are correct

B

2)(i) and (ii) are correct

C

3)(i), (iii) and (iv) are correct

D

4)(ii), (iii) and (iv) are correct

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The correct Answer is:
A
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TRUEMAN BIOLOGY-ECOSYSTEM -MCQ
  1. All the following are limitations of ecological pyramids, except

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  2. Find the correct statement

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  3. Consider the following statements In an ecosystem energy (i) Move...

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  4. Match list-I with list-II and select the correct answer using the code...

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  5. (A) 10 kcal//m^(2)//yr (B) 100 kcal//m^(2)//yr (C ) 1,000 kca...

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  6. Refer to the above diagram of energy pyramid. The ecological efficienc...

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  7. The stratification pattern in a community is well illustrated by a

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  8. In the absence of decomposers, ecosystem functioning is adversely affe...

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  9. The tendency towards increased variety and density of species at commu...

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  10. Climax communities

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  11. Both algae and fungi are not independently capable of initiating seral...

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  12. Match List-I with List-II and select the correct answer using the code...

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  13. Agroecosystem is unstable because of

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  14. Primary consumers in detritus food chain are

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  15. Putrefying organisms are

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  16. A pea-cock eats snakes which eat frogs. These eat hoppers which in tur...

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  17. Which of the food chain directly depends on solar radiations?

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  18. Converters or transducer organisms in the food chain are called

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  19. In parasitic food chain, the pyramid of number is

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  20. Ascending trophic level in grazing food chain pyramid represents

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