With reference to the food chains in ecosystems, which of the following kinds of organism is/are known as decomposer organism/organisms?1. Virus2. Fungi3. BacteriaSelect the correct answer using the codes given below:
✓ Correct answer: b) 2 and 3 only
ExplanationDecomposers are organisms that primarily feed on dead organisms or the waste from living organisms.Some organ- isms perform a similar function as decomposers, and are some- times called detritivores.The difference lies in the way decomposers and detritivores break down organic material.Detritivores must digest organic material within their bodies in order to break it down and gain nutrients from it.Decomposers do not need to digest organic ma- terial internally in order to break it down.Fungi and Bacteria are examples of decomposers.Scavengers are the one among the first to arrive at a dead organism’s remains.It includes jack- als, wolves, raccoons, and opossums.12
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