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Which of the following causes parasitic ...

Which of the following causes parasitic castration of crab

A

Sacculina

B

Adamsia

C

Spongilla

D

None of these

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The correct Answer is:
A
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MODERN PUBLICATION-ORGANISMS AND POPULATIONS -COMPETITION FILE (OBJECTIVE TYPE QUESTIONS)(A. MULTIPLE CHOICE QUESTIONS)
  1. Which is correctly labelled with respect to the given diagram?

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  2. Organisms capable of maintaining constant body temperature are:

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  3. Which of the following causes parasitic castration of crab

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  4. The stage of suspended development shown by zooplanktons is called:

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  5. Which of the following statements is false regarding predators ?

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  6. Lichen is an example of :

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  7. Orchid growing on a mango branch is example of :

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  8. Cuscuta is an example of

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  9. A biologist studied the population of rats in a barn. He found that th...

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  10. A sedentary sea anemone gets attached to the shell lining of hermit cr...

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  11. Full name of professor Misra who is known as the Father of Ecology in ...

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  12. Population growth curve is sigmoid, if the growth pattern is

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  13. Temperature increases with height in which of the spheres

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  14. (dN)/(dt) rN equation is applicable to …………..population growth.

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  15. A few normal seedlings of tomato were kept in a dark room. After few d...

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  16. The zone of atmosphere in which the ozone layer is present is called

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  17. Mycorrhiza promotes plant growth by

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  18. Most animals are tree dwellers in a

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  19. The following graph depicts changes in two populations (A and B) of he...

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  20. In which of the following interaction both partners are adversely affe...

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