With reference to the food chains in ecosystems, which of the following kinds of organism is/are known as decomposer organism/organisms? 1. Virus 2. Fungi 3. Bacteria Select the correct answer using the codes given below.
Options
(a)1 only
(b)2 and 3 only
(c)1 and 3 only
(d)1, 2 and 3
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