ECOLOGY
ECOSYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Every component of food chain forms trophic level
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Inter-relation between different food chains is known as a food web
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All the chains formed by nutritional relations is used to understand energy flow.
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All of the above
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Detailed explanation-1: -7. Which statement is correct with respect to the food chain? All the chains formed by nutritional relations is used to understand energy flow.
Detailed explanation-2: -All of the above. Hint: A food chain is a part of an ecosystem or it is a linear network of food web initiated from producer organisms and terminated at apex predator species detritivores or decomposer species. A food chain relates the organisms with each other by the food they eat.
Detailed explanation-3: -Thus, the correct answer is ‘Grass → Grasshopper → Frog → Snake → Eagle.
Detailed explanation-4: -Each food chain consists of producers, herbivores, primary carnivores and so on. Each step of the food chain is called as the trophic level. Number of organisms at any trophic level depends upon the amount of food and energy at the previous level.