| Column-I | Column-II | ||
| A. | Predation | I. | Cuscuta and Hedge plants |
| B. | Commensalism | II. | Balanus and Chthamalus |
| C. | Parasitism | III. | Cactus and Moth |
| D. | Competition | IV. | Orchid and Mango |
A) A-III, B-IV, C-I, D-II
B) A-IV, B-III, C-II, D-I
C) A-I, B-III, C-II, D-IV
D) A-III, B-IV, C-II, D-I
Correct Answer: A
Solution :
[a] Predation is a relation between two organisms in which one organism captures and feeds on other. Commensalism is a relation between two organisms in which one benefits and the other derives neither benefit nor harms. Parasitism is a relation between organisms in which one lives as a parasite on another and harm the host. Competition is process in which the fitness and survival ability of one species is significantly lower in the presence of another species.
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