Genetics and Evolution (KVPY Stream-SA (Class 11) Biology): Questions 1 - 6 of 12

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Question number: 1

» Genetics and Evolution » Heredity and Variation » Mendelian Inheritance

Appeared in Year: 2011

MCQ▾

Question

If parents have free ear lobes and the offspring has attached ear lobes, then the parents must be

Choices

Choice (4) Response

a.

nullizygous

b.

Homozygous

c.

co-dominant

d.

heterozygous

Question number: 2

» Genetics and Evolution » Heredity and Variation » Mendelian Inheritance

Appeared in Year: 2010

MCQ▾

Question

In his seminal work on genetics, Gregor Mendel described the physical traits in the pea plant as being controlled by two ‘factors’. What term is used to define these factors today?

Choices

Choice (4) Response

a.

Alleles

b.

Chromosomes

c.

Genes

d.

Hybrids

Question number: 3

» Genetics and Evolution » Heredity and Variation » Chromosome Theory of Inheritance

Appeared in Year: 2010

MCQ▾

Question

The two alleles of a locus, which an offspring receives from the male and female gametes, are situated on

Choices

Choice (4) Response

a.

Sex chromosomes

b.

A single chromosome

c.

Two different homologs of the same chromosome

d.

Two different chromosomes

Question number: 4

» Genetics and Evolution » Heredity and Variation » Chromosomes and Genes

Appeared in Year: 2011

MCQ▾

Question

How many sex chromosomes does a normal human inherit from father?

Choices

Choice (4) Response

a.

1

b.

46

c.

23

d.

2

Question number: 5

» Genetics and Evolution » Molecular Basis of Inheritance » Structure of DNA and RNA

Appeared in Year: 2013

MCQ▾

Question

which one of the following combinations is found in DNA

Choices

Choice (4) Response

a.

Adenine and guanidine

b.

Guanidine and cytosine

c.

Guanine and guanidine

d.

Guanine and cytosine

Question number: 6

» Genetics and Evolution » Molecular Basis of Inheritance » DNA as Genetic Material

Appeared in Year: 2015

MCQ▾

Question

Considering the average molecular mass of a base to be 500 Da, what is the molecular mass of a double stranded DNA of 10 base pairs?

Choices

Choice (4) Response

a.

500 Da

b.

10 kDa

c.

5 kDa

d.

1 kDa

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