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प्रश्न
Draw the food chain with four trophic levels.
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उत्तर
A food chain with four trophic levels can be shown as follows.
Grass →Insect →Frog → Eagle
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 5: Our Environment - Exercise 1 [पृष्ठ २६८]
