Question # 1

A DNA molecule consists of______ polynucleotide strands.

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2

3

4

5

The specific combination of genes in an individual is called.

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Phenotype

Genotype

Karyotype

Phenoopy

Charles Darwin published a book "on the origin of species by means of Natural Selection" in:

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1858

1859

1889

1890

Outside back bone of double helix is made up:

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Sugar

Phosphate

Sugar Phosphate

None of these

Who developed fundamental principles of genetics?

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Lamark

Gregor mendle

Charles lyll

Charles Darwin

Each trait studied in pea plant had ___ distinct form.

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1

2

3

4

These are unit of inheritance.

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Genes

Alleles

Phenotype

Genotype

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

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3

2

1

4

Charles Darwin proposed that organisms produce many more offspring than can possible survive on the limited amount of resources available to them. According To Darwin, the offspring that are most likely to survive are those that.

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Are born first and grow fastest

Are largest and most aggressive

Have no natural predators

Are best adapted to the environment.

Which of the following statement regarding genes is FALSE.

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Genes are located on chromosomes

Genes consist of a long sequence of DNA

A gen contains information for the production of a protein

Each cell contain a single copy of every gene.

Branch of Biology is which we study about inheritance.

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Pharmacology

Physiology

Ecology

Genetics

Inside of double helix consists of:

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Nitrogenous bases

sugar

sugar Phosphate

Phosphate

No. of hydrogen bonds between Adenine and thymine is:

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2

3

4

5

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

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