Question # 1

The size of a virus is _____________

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40-50 nm

20-40 nm

10-40 nm

30-50 nm

Felis Tigris is scientific name of ____________

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Cat

Lion

Tiger

Deer

Robert Whittaker classifies organism into _____________

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Two kingdoms

Five kingdoms

Seven kingdoms

Three kingdoms

On what basis, organisms have been classified by biologists?

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Similarities

Differences

Both a and b

Randomly

_____________ have same number of chromosomes.

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Species

Genus

Family

Phyla

Destruction of trees in unwise and unplanned manner is called _____________

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Deforestation

Reforestation

Destruction

Extension

It is a group of related orders:

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Genus

Class

Species

Family

Viruses are assigned to the kingdom:

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Monera

Protista

Fungi

None of these

It is a group of related classes:

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Phylum

Class

Species

Family

Who published important work on plants classification?

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John Ray

Andrea Caesalpino

Tournefort

Agustus Rivinu

viruses are not affected by ____________

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PH

Acidity

Antibiotics

High temperature

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Biology 9th Class English Medium Chapter 3 Online Test MCQs With Answers

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