NEET Botany Energy Flow Assertion Reason Question
Assertion (A): The energy flow in an ecosystem is always unidirectional. | Reason (R): The amount of energy decreases at successive trophic levels.
Both A and R are true, and R is the correct explanation of A.
Both A and R are true, but R is not the correct explanation of A.
A is true, but R is false.
A is false.
Correct Answer
Detailed Explanation
The energy flow in an ecosystem is unidirectional because energy decreases as it moves up trophic levels, being lost as heat or through metabolic processes at each level.
Found an issue with this question?
Related Questions
More from Energy Flow
Assertion (A): In an aquatic ecosystem, the grazing food chain (GFC) is the major conduit for energy flow. | Reason (R): The detritus food chain (DFC)...
Match Column-I with Column-II. Column-I Column-II (a) Producers (i) Saprotrophs (b) Primary Consumers (ii) Energy from Sun (c) Decompo...
More from
Match Column-I with Column-II. Column-I Column-II (a) Grass (i) Primary Consumer (b) Goat (ii) Decomposer (c) Man (iii) P...
Match Column-I with Column-II. Column-I Column-II (a) Grass (i) Goat (b) Goat (ii) Man (c) Decomposers (iii) Primary Consumers...
Assertion (A): The pyramid of biomass can sometimes be inverted in aquatic ecosystems. | Reason (R): Phytoplankton have a smaller standing crop compar...