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An ecosystem includes :...

An ecosystem includes :

A

all living organisms

B

non-living objects

C

both living organisms and non-living objects

D

all living organisms and input of sun's energy

Text Solution

Verified by Experts

The correct Answer is:
C
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LAKHMIR SINGH & MANJIT KAUR-OUR ENVIRONMENT-Exercise
  1. Accumulation of non-biodegradable pesticides in the food chain in incr...

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  2. If a grasshopper is eaten by a frog, then the energy transfer will be ...

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  3. An ecosystem includes :

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  4. The decomposers in an ecosystem :

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  5. What will happen if deer is missing in the food chain given below ? ...

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  6. Organisms which synthesise carbohydrates from inorganic compounds by u...

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  7. Organisms of a higher trophic level which feed on several types of org...

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  8. In the following groups of materials, which group/groups contain only ...

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  9. Which of the following statement is incorrect ?

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  10. Which of the following group of organisms are not constituents of a fo...

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  11. In the figure given alongside, the various trophic levels are shown in...

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  12. One of the following is not a biodegradable material. This one is :

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  13. Which of the following is not a non-biodegradable material ?

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  14. The use of one of the following will pollute the environment. This one...

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  15. One of the following is not a consumer. This one is :

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  16. Which of the following is not a producer ?

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  17. One of the following is a micro-consumer. This one is :

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  18. Which of the following act as decomposers in an ecosystem ?

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  19. One of the following helps in the recycling of materials in an ecosyst...

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  20. In the food chain comprising of a snake, grass, insect, and frog, the ...

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