NEET Biology: Microbes in Human Welfare — MCQ Test 13

Q6. Which of the following is an example of a biofertilizer that enriches soil nitrogen content?

Q7. Which of the following microbial processes results in the production of methane in biogas plants?

Q8. Which of the following processes uses microbial action to remove organic matter from sewage?

Q9. Which microbial biofertilizer is commonly used for non-leguminous plants?

Q10. Which of the following plays an essential role in reducing pollution by breaking down organic waste?

NEET Biology — Microbes in Human Welfare

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Which of the following microbial enzymes is used to clarify fruit juices?

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About this NEET MCQ Test

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.

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Key concepts covered in this specific test include Following, Microbial, Statements, Incorrect, Organisms, and Component.

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.

Preview of Questions in this Test

Q1. Which of the following microbial enzymes is used to clarify fruit juices?

  • A. Lipase
  • B. Pectinase
  • C. Protease
  • D. Amylase

Q2. Which of the following statements about Bt toxin is incorrect?

  • A. Bt toxin is produced by Bacillus thuringiensis.
  • B. Bt toxin is active inside bacterial cells.
  • C. Bt toxin is used in genetically modified crops.
  • D. Bt toxin becomes active in the alkaline gut of insects.

Q3. Which of the following organisms is a major component of biofertilizers in agriculture?

  • A. Penicillium
  • B. Saccharomyces
  • C. Rhizobium
  • D. Streptococcus

Q4. Which microorganism is used in the fermentation of soybeans to produce tempeh?

  • A. Rhizopus
  • B. Saccharomyces cerevisiae
  • C. Lactobacillus
  • D. Aspergillus

Q5. Which of the following processes helps in the removal of small debris from sewage water?

  • A. Secondary treatment
  • B. Tertiary treatment
  • C. Primary treatment
  • D. Anaerobic digestion

+ 5 more questions in the actual test

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