Welcome to the NCERT Solutions for Class 10 Science - Chapter Our Environment. This page offers a step-by-step solution to the specific question from Exercise 0, Question 23: . With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.
Write the common food chain of a pond ecosystem.
In the food chain of pond ecosystem, phytoplanktons are eaten by zooplanktons and then zooplanktons get eaten by the small fishes; small fishes are eaten by the large fishes in the pond and then at the last trophic level large fishes get caught and eaten by the snake or the birds. So, we can see that all the trophic levels in the ecosystem are dependent on each other.
Phytoplanktons are the producers (first trophic level), zooplanktons are the primary consumers (2nd trophic level), small fishes are secondary consumers (3rd trophic level) and then large fishes are tertiary consumers (4th trophic level) and then at last, snake and birds possess last trophic level, referred as Quaternary consumers.
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