Question # 1

The characteristics which appear in an organism are called.

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Genotype

Karyotype

Phenotype

Body type

Alternatives forms of a gene are called:

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Allele

DNA

Chromosome

Gamete

No. of hydrogen bonds between Adenine and thymine is:

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2

3

4

5

the actual location of gene on chromosome is:

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Locus

Karyotype

Chromatids

Centromere

A purple flowered pea plant has the genotype PP, which of the following statements about this plant is FALSE.

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Its phenotype will be white flowers .

It has a homozygous dominant genotype.

When bred to a white flowered plant all offspring will be purple flowered.

All the gametes produced will have the same flower colour allele

If an organism have genotype of AAbb, How many types of gametes can it produce:

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3

2

1

4

It is a situation where in heterozygous genotypes, both the alleles express as a blend and neither allele is dominant over the other:

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Incomplete dominance

Co-dominance

Complete dominance

None of these

The specific combination of genes in an individual is called.

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Phenotype

Genotype

Karyotype

Phenoopy

James Watson and Francis Crick proposed the structure of DNA in.

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1953

1963

1933

1922

The allele which is not expressed is called.

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Dominant

Phenotype

Genotype

Recessive

Copies of chromatids of chromosomes are made through the process called.

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Inheritance

Transcription

Translation

Replication

Genetics is branch of biology in which we stydy.

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Functions

Fossils

Inheritance

Evolution

The process of formation of protein is:

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Translation

Duplication

Mutation

Replication

It is a situation where two different alleles of gene pair express themselves completely, instead of showing a dominant recessive relationship is called.

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Incomplete dominance.

Co-dominatice

Complete dominatnce

None of these

The points of attachment of genes on chromosomes are called:

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Transcription

Translation

Loci

Phenotype

In a nucleosome , DNA is wrapped around protein named:

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Insulin

Interferon

Histone

haemoglobin

Sequence of amino acid is protein is controlled by sequence of ___ in DNA.

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Genes

Loci

Nucleotides

Alleles

Among following which is example of co-dominance?

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Blood group A

Blood group B

Blood group AB

Blood group O

Transmission of character (traits) from parent offspring is called:

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Inheritance

Mutation

Regeneration

Reproduction

Inherited characters are called:

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Genes

Traits

Genetics

Fertilization

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Biology 10th Class English Medium Chapter 15 Online Test MCQs With Answers

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