Question # 1

The points of attachment of genes on chromosomes are called.

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Transcription

Translation

Loci

Phenotype

The position of gene on chromosome is known as:

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Locus

Allele

Genotype

Genome

The process of formation of protein is:

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Translation

Duplication

Mutation

Replication

How many pea plants were used in experiment of Mendel?

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28,000

29,000

26,000

27,000

In dihybrid cross the genotypic ratio of F2 generation is:

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1 : 1 ; 1 : 1

1 :3 :1 : 1

1 : 2 : 2 : 1

9 : 3 : 3 : 1

How many types of Difference shown by individuals of same species?

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1

2

4

6

It is a homozygous genotype:

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AA

aa

Aa

both A and B

The alternate forms of a gene are called as:

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Genome

Genotype

Karyotype

None of these

How many pairs of homologous chromosomes are present in human body cells:

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22

23

24

25

Branch of Biology is which we study about inheritance.

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Pharmacology

Physiology

Ecology

Genetics

In the cross-pollination between a true-breeding yellow pod plant and a true-breeding green pod plant, where green pod colour is dominant, the resulting offspring will be.

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1/4 green , 3/4 yellow

All yelow

1/4 yellow, 3/4 green

All green

Transmission of characteristics from parents to offsprings is called as:

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Replication

Inheritance

co-dominance

Mutation

In the structure of DNA Adenine of one nucleotide pairs with which of the nitrogenous base opposite nucleotide:

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Guanine

Cytosine

Thymine

Uracil

A DNA molecule consists of______ polynucleotide strands.

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2

3

4

5

In an arranged data the value lying in the middle is called:

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Average

Median

Mode

All of them

The actual location of gene on chromosome is.

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Locus

Karyotype

chromatids

Centromere

In variation, the phenotypes shows a complete range of measurements from one extreme to the other is.

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Discontinuous

Continuous

^{Both a and b}

None of these

Specific proteins have specific number and sequence of:

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Enzymes

Amino acids

Locus

Allele

In human body cells the number of chromosomes present are:

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23

46

52

48

The genotype of wrinkled green seeds was:

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RRyy

RyYr

RRYY

rryy

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