Question

Choose the right option:
Decomposers like fungi and bacteria are ___.
i. autotrophs
ii. Heterotrophs
iii. saprotrophs
iv. chemoautotrophs

• A. i and iii
• B. I and iv
• C. ii and iii
• D. ii and i

Answer 1

The correct option is C ii and iii

Fungi and bacteria are the decomposers which are both heterotrophic and saprotrophic biotic component in an ecosystem. They are heterotrophs as they derive its nutritional requirements from complex organic substances. These complex organic substances are obtained from dead and decaying matter hence they are also called as saprotrophs.