Class 12

12. Principles of Inheritance and Variation. question bank (Botany)

Practice 3,296 free Class 12 Botany - 12. Principles of Inheritance and Variation. questions with answers and step-by-step solutions.

Q1.

A man whose father was colour blind marries a woman who had a colour blind mother and normal father. What percentage of male children of this couple will be colour blind?

(A)
25%
(B)
0%
(C)
50%
(D)
75%
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Q2.

A human female with Turner's syndrome:

(A)
has 45 chromosomes with XO
(B)
has an additional X chromosome
(C)
exhibits male characters
(D)
is able to produce children with normal husband
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