Question

If all the microorganisms are destroyed on earth then

• A. The earth will be covered by dead bodies
• B. We cannot produce antibodies
• C. All life form will become immortal
• D. Soil will be depleted from nitrogen

Answer 1

Answer: (D)

Soil will be depleted from nitrogen

Microorganism plays an important role in the enrichment of soil. The dead and decaying matter in the soil is decomposed by the microorganism in the soil. Nitrogen-fixing microorganism breaks the complex compounds like proteins into amino acids and finally to nitrogen and increases the fertility of the soil. If all the microorganism are destroyed on earth then the soil will be depleted from nitrogen.

So, the correct answer is option D.