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Heredity and Variation Mock Test Online Question Answer

Test Name Heredity and Variation Test
Subject Biology
Test Type Mcqs
Total Question 20
Total Marks 40
Total Time 2
Test Help For
  • Biology For All Grades
  • General Knowledge
  • Everyday Science
  • CBSE Exam
  • Medical Admission Entrance Test

Heredity and Variation Definition. All living organisms reproduce. Reproduction results in the formation of offspring of the same kind. A pea plant produces only pea plants each time it reproduces.The scientific study of heredity, variations and the environmental factors responsible for these, is known as genetics.The Study of Heredity. A chart shows the dominant and recessive traits inherited in successive generations of guinea pigs. Genetics is the study of how heritable traits are transmitted from parents to offspring as well.You can easily get a reliable and authentic information in form of Heredity and Variation Mock Test online question answer mcqs over here.

Heredity and Variation Mock Test Online Question Answer

Biology

1. Animals of similar genetic constitution are called:

Question 1 of 20

2. The human chromosomes numbers i.e. 46 were discovered by:

Question 2 of 20

3. Gerplasm theory was proposed by:

Question 3 of 20

4. To get a triploid plant, a tetraploid should be crossed with a:

Question 4 of 20

5. William Shockley is related to:

Question 5 of 20

6. Polydipsia and Polyuria is related to:

Question 6 of 20

7. The breakage in linkage association with the consequent formation of a new linkage is termed as:

Question 7 of 20

8. The first person who induced mutations by using X-rays was?

Question 8 of 20

9. Factors which can induced genetic mutations in organisms are called:

Question 9 of 20

10. The basis of Turner’s syndrome and superfemales are the following characteristics of sex chromosomes:

Question 10 of 20

11. The basis of Klinefelter’s syndrome and supermale are the following characteristics of sex chromosomes:

Question 11 of 20

12. Sex linked inheritance was discovered by:

Question 12 of 20

13. Identical twins are born when:

Question 13 of 20

14. Colchicine can induced polyploidy in:

Question 14 of 20

15. Muton is:

Question 15 of 20

16. Haemophilia is:

Question 16 of 20

17. The chromosome number in plants can be increased by:

Question 17 of 20

18. Crossing over generally takes place during:

Question 18 of 20

19. What is the genotypic ratio of the F₂ generation of a dihybrid cross?

Question 19 of 20

20. Operon concept was proposed by:

Question 20 of 20


 

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