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MCQ Science and Technology Class 9 Chapter 16 Maharashtra Board

Heredity and Variation

1. What branch of biology focuses on transferring characteristics across generations?

Question 1 of 20

2. Which process results in offspring resembling their parents?

Question 2 of 20

3. Which reproduction type leads to minor offspring variations?

Question 3 of 20

4. What term describes the transfer of traits from parents to offspring?

Question 4 of 20

5. What DNA segment holds information for protein synthesis?

Question 5 of 20

6. What factor influences plant height per the document?

Question 6 of 20

7. What nuclear structure carries hereditary traits?

Question 7 of 20

8. What are chromosomes primarily composed of?

Question 8 of 20

9. What is the constricted region on a chromosome called?

Question 9 of 20

10. How many chromosome types exist based on centromere position?

Question 10 of 20

11. Which chromosome has the centromere at the mid-point?

Question 11 of 20

12. Which chromosome resembles the letter 'j'?

Question 12 of 20

13. What are paired chromosomes with similar shape and organization called?

Question 13 of 20

14. What are chromosomes determining sex called?

Question 14 of 20

15. Who discovered DNA in 1869?

Question 15 of 20

16. How is the DNA molecule’s structure described?

Question 16 of 20

17. Which nitrogenous base pairs with adenine in DNA?

Question 17 of 20

18. What are genes according to the document?

Question 18 of 20

19. What technique identifies a person’s genome?

Question 19 of 20

20. What was the goal of the ‘Human Genome Project’?

Question 20 of 20

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