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Important Questions

An Overview of Recombinant DNA Technology

CBSE · Class 12 · Biotechnology

Most important questions from An Overview of Recombinant DNA Technology for CBSE Class 12 Biotechnology board exam 2026. MCQs, short answer, and long answer questions with marks.

64 questions70 flashcards5 concepts

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A high-level flowchart illustrating the main steps involved in recombinant DNA technology, from isolating DNA from different sources to creating a recombinant organism and producing a desired product.
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64 Questions·
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Sample Questions

1multiple choice
1 marks

Which scientists discovered plasmids in 1952?

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Joshua Lederberg

Joshua Lederberg discovered plasmids in 1952.

2multiple choice
1 marks

Which structure of DNA was proposed in 1953?

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Double helical structure of DNA

Watson and Crick proposed the double helical structure of DNA in 1953.

3multiple choice
1 marks

Which enzyme acts as scissors to cut molecules of DNA?

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Restriction enzyme

Restriction enzymes act as scissors to cut molecules of DNA.

4multiple choice
1 marks

Which enzyme joins two DNA fragments?

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Ligase

Ligase is the enzyme that joins two DNA fragments.

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Frequently Asked Questions

What are the important topics in An Overview of Recombinant DNA Technology for CBSE Class 12 Biotechnology?
An Overview of Recombinant DNA Technology covers several key topics that are frequently asked in CBSE Class 12 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in An Overview of Recombinant DNA Technology — CBSE Class 12 Biotechnology?
Understand the core concepts first, then work through the 64 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many important questions are there in An Overview of Recombinant DNA Technology?
There are 64 practice questions available for An Overview of Recombinant DNA Technology. These cover multiple question types including MCQs, short answer, and long answer questions.

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