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General Science 8th Class English Medium Online Test MCQs With Answers

Question # 1

The improvement in the nutritional quality of edible plants is also one of the advancement of geneti.

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Engineering

Development

Life

Modification

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Question # 2

During interphase.............. in the nucleus are duplicated.

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DNA

Gametes

Cytokinesis

Chromosomes

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Question # 3

Ozone is a layer of gases in ............. atmosphere of the Earth.

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Upper

Lower

Middle

Inner

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Question # 4

Organism in ecologicla communits interact with one anothe rin....... major ways.

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Two

three

Four

Five

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Question # 5

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

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Diet

Environment

Genes

Both a and b

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Question # 6

In nerve impulse in created in.

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Sensory neron

Spinal cord

PNS

CNS

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Question # 7

A gene is inserted into a bacterium by.

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Tissue culture

Genetic engineering

Fermentation

Biodegradation

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Question # 8

Plasmid and attached foreign gene with it are collectively called.

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Recombinant cell

Recombinant chromosomes

Recombinant DNA

Recombinant plasmid

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Question # 9

The poisonous and harmsful substances which make the air unfavorable for life are called.

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Solid pollutant

Air pollutant

Water pollutant

Acid Rain

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Question # 10

An electric circuit is the path along whihc.

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Electron revolve around the nucleus of an atom

Electric charge flows.

Magnetic lines of force move

Electric motors move

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Question # 11

The section of DNA which has information for making a specific protein is called.

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DNA strand

Nucleotide

Chromosomes

Gene

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