Biology Variations and Genetics Test Mcqs Online Preparation

Biology Variations and Genetics Test Mcqs With Answers Online Preparation Start Below

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Question 1 of 15

1. ABO blood group system was discovered by Karl Landsteiner in
A.
B.
C.
D.

Question 1 of 15

Question 2 of 15

2. When a single gene affects two or more traits, the phenomenon is called
A.
B.
C.
D.

Question 2 of 15

Question 3 of 15

3. All the genes found in breeding population at a given time:
A.
B.
C.
D.

Question 3 of 15

Question 4 of 15

4. Agglutination is:
A.
B.
C.
D.

Question 4 of 15

Question 5 of 15

5. Cone cells have specific light absorbing proteins called
A.
B.
C.
D.

Question 5 of 15

Question 6 of 15

6. The number of linkage groups in man is:
A.
B.
C.
D.

Question 6 of 15

Question 7 of 15

7. AB blood group individuals are called universal recipient because
A.
B.
C.
D.

Question 7 of 15

Question 8 of 15

8. How many gene pairs contribute to the what grain colour?
A.
B.
C.
D.

Question 8 of 15

Question 9 of 15

9. The male grasshopper has genotype
A.
B.
C.
D.

Question 9 of 15

Question 10 of 15

10. A blood group can be transfused to
A.
B.
C.
D.

Question 10 of 15

Question 11 of 15

11. A sex-linked recessive allele “c” produces red-green colour blindness. Its normal dominant allel is “C”. A normal woman whose father was colour blind marries a colour blind man. What proportion of their children can have normal colour vision?
A.
B.
C.
D.

Question 11 of 15

Question 12 of 15

12. Tritanopia is  _________ blindness.
A.
B.
C.
D.

Question 12 of 15

Question 13 of 15

13. SRY gene only chromosome is male sex switch which triggers development process towards maleness after
A.
B.
C.
D.

Question 13 of 15

Question 14 of 15

14. Genes in the hemizygous state are expressed only when they
A.
B.
C.
D.

Question 14 of 15

Question 15 of 15

15. When two independence events are occurring simultaneously like in Dihybrid cross, the ratio of each joint phenotypic combination can be obtained by multiplying the probabilities of individual phenotype, it is called:
A.
B.
C.
D.

Question 15 of 15


 

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