NEET Biology: Biotechnology and its Applications — MCQ Test 15

Q6. Which biotechnological application uses retroviral vectors to deliver genes into cells?

Q7. Which molecule is used as a probe in molecular diagnostics to detect specific DNA sequences?

Q8. Which molecule triggers RNA interference to silence gene expression?

Q9. Which of the following statements is incorrect about gene therapy?

Q10. Which of the following is correct about restriction endonucleases?

NEET BiologyBiotechnology and its Applications

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What is the function of selectable marker genes in recombinant DNA technology?

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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 Biotechnology and its Applications. 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 Function, Selectable, Recombinant, Technology, Following, and Incorrect.

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. What is the function of selectable marker genes in recombinant DNA technology?

  • A. Enhance gene expression
  • B. Identify transformed cells
  • C. Silence unwanted genes
  • D. Facilitate DNA replication

Q2. Which of the following is incorrect about RNA interference (RNAi)?

  • A. RNAi silences specific gene expression.
  • B. RNAi involves double-stranded RNA molecules.
  • C. RNAi enhances gene expression.
  • D. RNAi is used to develop pest-resistant crops.

Q3. Which enzyme is used to cut DNA molecules at specific recognition sites?

  • A. DNA polymerase
  • B. Ligase
  • C. Restriction enzyme
  • D. Helicase

Q4. Which of the following is a feature of genetically modified crops?

  • A. Decreased resistance to pests
  • B. Increased need for chemical pesticides
  • C. Tolerance to abiotic stresses
  • D. Reduced efficiency of mineral absorption

Q5. Which of the following is correct about Golden Rice?

  • A. Golden Rice is genetically modified to produce high protein content.
  • B. Golden Rice is genetically modified to produce beta-carotene.
  • C. Golden Rice is used for nitrogen fixation in soil.
  • D. Golden Rice is resistant to fungal infections.

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