Q6. Which biotechnological application uses retroviral vectors to deliver genes into cells?
- A. Micropropagation
- B. Somatic hybridization
- C. Gene therapy
- D. ELISA
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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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What is the function of selectable marker genes in recombinant DNA technology?
Enhance gene expression
Identify transformed cells
Silence unwanted genes
Facilitate DNA replication
Which of the following is incorrect about RNA interference (RNAi)?
RNAi silences specific gene expression.
RNAi involves double-stranded RNA molecules.
RNAi enhances gene expression.
RNAi is used to develop pest-resistant crops.
Which enzyme is used to cut DNA molecules at specific recognition sites?
DNA polymerase
Ligase
Restriction enzyme
Helicase
Which of the following is a feature of genetically modified crops?
Decreased resistance to pests
Increased need for chemical pesticides
Tolerance to abiotic stresses
Reduced efficiency of mineral absorption
Which of the following is correct about Golden Rice?
Golden Rice is genetically modified to produce high protein content.
Golden Rice is genetically modified to produce beta-carotene.
Golden Rice is used for nitrogen fixation in soil.
Golden Rice is resistant to fungal infections.
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