Question

There is a fertiliser factory near the river bank, the effluents from the factory
are being discharged into the river water since many years. Harmful effluents
enter the food chain found in river.
a) Create a food chain found in the river ecosystem.
b) Name and define the phenomenon involved in the accumulation of
toxic chemicals in the food chain
c) State the trophic level where maximum accumulation of toxic
substances occurs.​

Answer 1

Answer:

sorry brother answer nahi hai