Biology

General Science (CDS)

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Indian Economy - Understanding the basics of Indian economic system

Consider the following statements.

1. Detritus food chain starts from dead organic matter.

2. Herbivores form the first trophic level of Detritus food chain.

3. Detritus food chain may be connected with grazing food chain at some trophic level.

Which of the given statements are correct?

1 and 2 only

2 and 3 only

1 and 3 only

All of the above

1 and 3 only

Detritus food chain is the type of food chain that starts with dead organic materials.
The dead organic substances are decomposed by microorganisms.
The organisms that feed on dead organic matter or detritus, are known as detritivores or decomposers.
These detritivores are later eaten by predators.