A sedentary sea anemone gets attached to the sheel lining of hermit crab. The association is
1. ectoparasitism
2. symbiosis.
3. commensalism.
4. amensalism.

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 63%
Level 2: 60%+

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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
Subtopic:  Organisms and its Environment (OLD NCERT) | Population Interactions: Commensalism, Protocooperation & Mutualism | Age Pyramid |
 90%
Level 1: 80%+
AIPMT - 2011

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

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 92%
Level 1: 80%+

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