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Earn 100

Match the column.

Column-I Column-II
(i) +    - (A) Amensalism
(ii) +  0   (B) Parasitism
(iii) + + (C) Commensalism
(iv) -  0 (D) Mutualism

 

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Important Questions on Organisms and Populations

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Alpha Question Bank for Medical: Biology>Chapter 35 - Organisms and Populations>Exercise-4>Q 58

Match the correct column

(i) (ii) (iii)
(a) Parasitism (i) -, 0 (A) Both get benefitted
(b) Amensalism (ii) -, - (B) One get harmed other has no effect
(c) Competition (iii) +, - (C) Both get harmed
(d) Mutualism (iv) +, + (D) One is harmed and the second is benefited

 

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Alpha Question Bank for Medical: Biology>Chapter 35 - Organisms and Populations>Exercise-4>Q 59

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Select the correct option w.r.t. Age pyramids.

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Alpha Question Bank for Medical: Biology>Chapter 35 - Organisms and Populations>Exercise-4>Q 60

Select the correct match

(i) (ii) (iii)
(a) + (i) - (P) Amensalism
(b) - (ii) - (Q) Commensalism
(c) - (iii) 0 (R) Predation
(d) + (iv) 0 (S) Competition
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Alpha Question Bank for Medical: Biology>Chapter 35 - Organisms and Populations>Exercise-4>Q 61
Which pair is mismatched?
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Alpha Question Bank for Medical: Biology>Chapter 35 - Organisms and Populations>Exercise-4>Q 62

Study the four statements (a-d) given below and select the two correct ones out of them.

(a) A lion eating a deer and a sparrow feeding on grain are ecologically similar in being consumers.

(b) Predator starfish Pisaster helps in maintaining the species diversity of some invertebrates.

(c) Predators ultimately lead to the extinction of prey species.

(d) Production of chemicals such as nicotine, strychnine by the plants is a metabolic disorder.

The two correct statements are:

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Alpha Question Bank for Medical: Biology>Chapter 35 - Organisms and Populations>Exercise-4>Q 63
Large Woody Vines are more commonly found in
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Alpha Question Bank for Medical: Biology>Chapter 35 - Organisms and Populations>Exercise-4>Q 64
Most animals are tree dwellers in a:
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Alpha Question Bank for Medical: Biology>Chapter 35 - Organisms and Populations>Exercise-4>Q 65

Plants which produce characteristic pneumatophores and show vivipary belong to