What is maximum in a pond-ecosystem
Primary consumers
Secondary consumers
Producers
Decomposers
What is common to earthworm, mushroom, soil mites and dung beetle in an ecosystem.
Which of the following is source of energy to an ecosystem
Which of the following in an ecosystem exhibits one-way flow rather than cyclic flow
Which of the following trophic levels are occupied by sparrow?
Identify the correct type of food chain.
Dead animal $\rightarrow$ Blow flymaggots $\rightarrow$ Common frog $\rightarrow$ Snake