A sedentary sea anemone gets attached to the sheel lining of hermit crab. The association is
1. ectoparasitism
2. symbiosis.
3. commensalism.
4. amensalism.
Consider the following statements (A)-(D) each with one or two blanks:
| (A) | Bears go into _____(1)_____ during winter to _____(2)_____ cold weather. |
| (B) | A conical age pyramid with a broad base represents _____(3)_____ human population. |
| (C) | A wasp pollinating a fig flower is an example of _____(4)_____ . |
| (D) | An area with high levels of species richness is known as _____(5)_____ . |
Which of the following options, gives the correct fill-ups for the respective blank numbers from(1) to (5) in the statements?
| 1. | (1) - hibernation, (2) - escape, (3) - expanding, (5) - hot spot |
| 2. | (3) - stable, (4) - commensalism, (5) - marsh |
| 3. | (1) - aestivation, (2) - escape, (3) - stable, (4) - mutualism |
| 4. | (3) - expanding, (4) - commensalism, (5) - biodiversity park |

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Mycorrhiza are the example of
1. Amensalism.
2. Antibiosis.
3. Mutualism.
4. Fungistasis.

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