Question # 1

In humans, a sperm has 23 chromosomeds. Egg cell has.

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23 chromosomes

46 chromosomes

No chromosomes

69 Chromosomes

The feeding level of an organism in an ecosystem is called.

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Food Web

Food chain

Trophical level

Secession level

In humans, the eye colour is developed due to the effects of.

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Diet

Environment

Genes

Both a and b

The word acid is derived form.

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Arabic word

English word

Latin word

Greek word

The cells which are produced as a result of cell division are called.

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Parent

Primary

Secondary

Daughter

The weight of brain of an adult main is.

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1.5 kg

2.0 kg

2.5 kg

3.0 kg

A gene is inserted into a bacterium by.

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Tissue culture

Genetic engineering

Fermentation

Biodegradation

Exothermic reaction ae those reactions durng which heat is.

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Given out

Remain same

Absorbed

Used

The image formed by a convex mirror is.

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Real and upright

Real and inverted

Virtual and upright

Virtual and inverted

Plasmid and attached foreign gene with it are collectively called.

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Recombinant cell

Recombinant chromosomes

Recombinant DNA

Recombinant plasmid

A non - metal

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Na

Li

H

Be

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