List-I | List-II | ||
A. | Tertiary consumer | I. | Grass |
B. | Secondary consumer | II. | Lion |
C. | Primary consumer | III. | Wolf |
D. | Primary producer | IV. | Goat |
Assertion (A): | The pyramid of biomass may be "inverted" in a pond ecosystem |
Reason (R): | In a pond ecosystem, the standing crop of phytoplankton, the major producers, at any given point will be lower than the mass of the heterotrophs, such as fish and insects. |
1. | Both (A) and (R) are True and the (R) correctly explains (A). |
2. | Both (A) and (R) are True but the (R) does not correctly explain (A). |
3. | (A) is True but (R) is False. |
4. | Both (A) and (R) are False. |
Assertion (A): | Pyramid of energy can be inverted in aquatic ecosystems. |
Reason (R): | Aquatic life defies second law of thermodynamics. |
1. | Both (A) and (R) are True and the (R) correctly explains (A). |
2. | Both (A) and (R) are True but the (R) does not correctly explain (A). |
3. | (A) is True but (R) is False. |
4. | Both (A) and (R) are False. |