Genetics and Evolution-Heredity and Variation (AIIMS Biology): Questions 6 - 10 of 17

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Question number: 6

» Genetics and Evolution » Heredity and Variation » Mendelian Inheritance

Appeared in Year: 1991

MCQ▾

Question

Gametes of AaBb individual can be

Choices

Choice (4) Response
a.

AB, ab

b.

Aa, Bb

c.

AB, Ab, aB, ab

d.

AB, ab, aB

Question number: 7

» Genetics and Evolution » Heredity and Variation » Mendelian Inheritance

Appeared in Year: 1988

MCQ▾

Question

The percentage of ab gametes produced by AaBb parent will be

Choices

Choice (4) Response
a.

50

b.

25

c.

75

d.

12.5

Question number: 8

» Genetics and Evolution » Heredity and Variation » Mendelian Inheritance

Appeared in Year: 2011

Assertion-Reason▾

Assertion (Ꭺ)

A genetist crossed two plants. He got 50 % tall and 50 % dwarf plants in the progeny.

Reason (Ꭱ)

One parent was heterozygous tall while other was dwarf.

Choices

Choice (4) Response
a. Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ
b. Both Ꭺ and Ꭱ are false
c. Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ
d. Ꭺ is false but Ꭱ is true

Question number: 9

» Genetics and Evolution » Heredity and Variation » Pleiotropy

Appeared in Year: 2007

Assertion-Reason▾

Assertion (Ꭺ)

Phenylketonuria is a recessive hereditary disease caused by failure of the body to oxidize an amino acid phenylalanine to tyrosine because of defective enzyme.

Reason (Ꭱ)

It results in presence of phenylalanine in urine

Choices

Choice (4) Response
a. Ꭺ is false but Ꭱ is true
b. Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ
c. Both Ꭺ and Ꭱ are false
d. Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

Question number: 10

» Genetics and Evolution » Heredity and Variation » Mendelian Inheritance

Appeared in Year: 2000

MCQ▾

Question

Law of inheritance was given by

Choices

Choice (4) Response
a.

Mendel

b.

Lamarck

c.

Darwin

d.

Khorana

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