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Biology · PYQ NEET UG 2025
हिन्दीWhich of the following microbes is NOT involved in the preparation of household products? A. Aspergillus niger B. Lactobacillus C. Trichoderma polysporum D. Saccharomyces cerevisiae E. Propionibacterium sharmanii Choose the correct answer from the options given below:
Correct answer · Option 2
A and C only
Explanation
Aspergillus niger produces citric acid (industrial), Trichoderma polysporum produces Cyclosporin A (immunosuppressive agent), while Lactobacillus, Saccharomyces cerevisiae, and Propionibacterium sharmanii are involved in household products like curd, bread/toddy, and Swiss cheese respectively. Therefore, A and C are not involved in household products.
