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Science 8th Class Urdu Medium Chapter 4 Online Test MCQs With Answers

Question # 1

A gene is inserted into a bacterium by.

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Tissue culture

Genetic engineering

Fermentation

Biodegradation

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Question # 2

Herbieldes and pesticides are used to eliminate.

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Crop plants

Crop enemies

Crop products

Major crops

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Question # 3

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 # 4

Draught and excessive...............in the soil also have harmful effects on crop productivity.

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Water

Insects

Salts

Minerals

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Question # 5

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 # 6

The additional circular places of DNA present in a bacterial cell are called.

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RNA

Nucleotides

Plasmids

Chromatids

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Question # 7

How do genetic engineers get insuline for diabetic patients.

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Isolate from huma pancreas

Isolate from pancreas of othe ranimals

Insuline gene inserted in humna pancreas

Insulin gene inserted in bacteria

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Question # 8

The organism that contains a.... gene in its cells is called transgenic organisms.

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Additional

Internal

Foreign

Isolated

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Question # 9

What may be the objectiv eof genetic modifications of plants.

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Production of disease resistant plants

Improvement in nutritional quality of plants.

Production of herbicide resistant plants.

All of these

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Question # 10

Act as instructions to make specific proteins

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Eggs

Gametes

Genes

Protein

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