Question:
Which of the following are decomposers?
Which of the following are decomposers?
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Decomposers recycle nutrients, making them available for producers in ecosystems.
Updated On: Oct 16, 2025
- Fungi and algae
- Fungi and virus
- Fungi and bacteria
- Fungi, bacteria and virus
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The Correct Option is C
Solution and Explanation
Step 1: Definition.
Decomposers are organisms that break down dead organic matter into simpler substances, recycling nutrients back to the ecosystem.
Step 2: Identifying decomposers.
Fungi and bacteria are the primary decomposers in ecosystems, converting organic matter into inorganic nutrients.
Step 3: Analyzing options.
(A) Fungi and algae: Incorrect — Algae are autotrophs, not decomposers.
(B) Fungi and virus: Incorrect — Viruses are obligate parasites, not decomposers.
(C) Fungi and bacteria: Correct — Major decomposers.
(D) Fungi, bacteria and virus: Incorrect — Virus is not a decomposer.
Step 4: Conclusion.
Hence, Fungi and bacteria are decomposers.
Decomposers are organisms that break down dead organic matter into simpler substances, recycling nutrients back to the ecosystem.
Step 2: Identifying decomposers.
Fungi and bacteria are the primary decomposers in ecosystems, converting organic matter into inorganic nutrients.
Step 3: Analyzing options.
(A) Fungi and algae: Incorrect — Algae are autotrophs, not decomposers.
(B) Fungi and virus: Incorrect — Viruses are obligate parasites, not decomposers.
(C) Fungi and bacteria: Correct — Major decomposers.
(D) Fungi, bacteria and virus: Incorrect — Virus is not a decomposer.
Step 4: Conclusion.
Hence, Fungi and bacteria are decomposers.
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