Biology · Microorganisms
Microorganisms can be both beneficial and harmful to us. Which of the following beneficial processes is NOT directly carried out by microorganisms?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Increasing soil fertility through nitrogen fixation
- 2Breaking down of organic wastes during decomposition
- 3Preparation of antibiotics and vaccines
- 4Preservation of food items using salt, sugar, or oil in homes✓
Correct answer
Preservation of food items using salt, sugar, or oil in homes
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