Punjab 12th Class Biology Chapter 23 Biotechnology Mcqs Test Online
Questions 15
Total Marks 30
Time 15 Mins
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Punjab 12th Class Biology Chapter 23 Biotechnology Mcqs Test Online

Start your preparation for Punjab 12th Class Biology Chapter 23 Biotechnology Mcqs Test Online. This online test contains 15 MCQs and you have 15 Minutes to complete it. The total marks for this test are 30. This test is valid for students of All Punjab Boards (Lahore, Gujranwala, Multan, etc.) following the PCTB Syllabus. Read the questions carefully and select the correct option below to see your result.

Biology Chapter 23 Biotechnology Mcqs Test Online Punjab Boards 12th Class

 

Question 1 of 15

Biology

1. Gel electrophoresis separates nucleic acid on the basis of difference:
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Question 1 of 15

Question 2 of 15

2. The Ti plasmid carried by Agrobacterium tumefaciens, is especially useful for introducing genes into a:
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Question 2 of 15

Question 3 of 15

3. The PCR technique polymerase chain reaction:
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Question 3 of 15

Question 4 of 15

4. A cDNA clone contains:
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Question 4 of 15

Question 5 of 15

5. Which of the following tools of recombinant DNA technology is incorrectly paired with its use?

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Question 5 of 15

Question 6 of 15

6. If eukaryotic DNA contains five cleavage sites for a particular restriction enzyme, how many fragments will be produced upon complete digestion of the DNA with that enzyme:
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Question 6 of 15

Question 7 of 15

7. Which technique rapidly replicates specific DNA fragments without cloning?
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Question 7 of 15

Question 8 of 15

8. A Plasmid:
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Question 8 of 15

Question 9 of 15

9. DNA molecules with complementary sticky ends associate by:

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Question 9 of 15

Question 10 of 15

10. A Genomic DNA library:
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Question 10 of 15

Question 11 of 15

11. The Dideoxynucleotides (ddATP, ddTTP, ddGTP, and ddCTP) are improvement in DNA sequencing because they:
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Question 11 of 15

Question 12 of 15

12. Which of the following is highly polymorphic molecular marker which is useful in DNA fingerprinting?
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Question 12 of 15

Question 13 of 15

13. A paleontologist, has recovered a bit of tissue from the 400 year old preserved skin of an extinct bird. The researcher would like to compare DNA from the sample with DNA from living birds. Which of the following would be most useful for increasing the amount of the bird DNA available for testing?
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Question 13 of 15

Question 14 of 15

14. Which of the following sequences in double-stranded DNA is mostly likely to be recognized as a cutting site for a restriction enzyme?
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Question 14 of 15

Question 15 of 15

15. Plants are more readily manipulated by genetic engineering than are animals because:

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Question 15 of 15


 

Guide for Punjab Board Students

Students of BISE Lahore, Gujranwala, Multan, and other Punjab boards must follow the SLO based pattern.

Top Scoring Tips for Punjab:

  • Textbook Reading: The paper is 100% derived from PCTB books. Do not rely only on keybooks.
  • Objective Paper (20%): Practice these online MCQs repeatedly as they are taken from 5-Year Past Papers.
  • Bubble Sheet: Ensure you know how to fill the OMR sheet correctly.

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