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Which one of the following is most appro...

Which one of the following is most appropriately defined?

A

Host is an organism which provides food to another organism

B

Amensalism is a relationship in which one species is benefitted while the other is unaffected

C

Predator is an organism that catches and kills other organism for food

D

Parasite is an organism which always lives inside the body of other organism and may kill it

Text Solution

Verified by Experts

The correct Answer is:
C
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MODERN PUBLICATION-ECOSYSTEM -COMPETITION FILE (OBJECTIVE TYPE QUESTIONS)(A. MULTIPLE CHOICE QUESTIONS)
  1. the common nitrogen - fixer in paddy fields is

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  2. Which one of the following is one of the characteristics of a biologic...

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  3. Which one of the following is most appropriately defined?

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  4. Study the cycle shown in Fig. 12.7 and select the option which gives c...

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  5. Which of the ecological pyramids is always upright ?

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  6. Population are said to be sympatric when

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  7. A large regional unit characterised by vegetation type and associated ...

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  8. In primary succession on rocks, the pioneer species are usually:

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  9. The ''10 per cent law'' is related to:

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  10. A phenomenon when a parasite parasitizes another parasite is known as ...

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  11. The type of ecosystem with the highest mean plant productivity is :

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  12. Bell-shaped polygonal pyramid indicates.

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  13. The transition zone between two communities is known as:

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  14. In India, tropical rain forests occur in

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  15. Which one of the following is a denitrifying bacterium ?

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  16. Some of the nutrient cycles are labelled as below. 1. Sulphur cycle...

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  17. Which of the following statements regarding decomposition is false?

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  18. Barnacles growing on the back of whale is an example for :

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  19. The alien species introduced into Lake Victoria that was responsible f...

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  20. In ecosystem , cycling of nutrients is called

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