question_answer

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.

A) 1 only              

B) 2 and 3 only

C) 1 and 3 only                 

D) 1, 2 and 3