Q6. Which of the following bioactive molecules is used as an immunosuppressive agent in organ transplant patients?
- A. Statins
- B. Cyclosporin A
- C. Streptokinase
- D. Penicillin
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This page provides a free online MCQ test for NEET Biology preparation, focusing specifically on the chapter Microbes in Human Welfare. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.
Key concepts covered in this specific test include Following, Microbes, Microorganism, Biological, Treatment, and Production.
Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.
Which of the following microbes is used to produce butyric acid?
Lactobacillus
Clostridium butylicum
Rhizobium
Penicillium
Which microorganism is used in the biological treatment of oil spills?
Lactobacillus
Pseudomonas
Saccharomyces cerevisiae
Rhizobium
Which of the following microbes is used in the production of ethanol?
Saccharomyces cerevisiae
Pseudomonas
Rhizobium
Clostridium
Which of the following microbes is used for the production of bioactive molecules called statins?
Aspergillus niger
Monascus purpureus
Trichoderma polysporum
Pseudomonas
Which of the following statements about biofertilizers is incorrect?
Azospirillum is a free-living nitrogen-fixing bacterium.
Rhizobium forms a symbiotic association with leguminous plants.
Cyanobacteria like Nostoc help in nitrogen fixation.
Biofertilizers reduce soil fertility over time.
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