Question # 1

Doforestation by uncontrolled cutting of trees means danger of _____________

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Green House effect

Soil erosion

Both a& b

None

It is a group of related genera:

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Order

Class

Species

Family

_____________ modified the Whittaker system.

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Aristotle

Margulies

Sachwartz

Both a and b

_____________ is the total variety of life on earth.

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Biological diversity

Chemical divesity

Physical diversity

All of above

Deforestation results in:

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Soil erosions

Increased water storage capacity dams

More humidity

MOre clouds

Cutting down of trees is known as:

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Habitat loss

Deforestation

Extinction

None of these

The scientific name of wolf is _____________

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Canis leo

Canis domestica

Canis lupus

Canis religiosa

There are _____________ million kinds of animals.

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0.5

1

1.5

2

Examples of protists are _____________

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Protozoan

Euglena

Bacteria

Bath a & b

The term wildlife covers ____________

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All non-cultivated

All non domesticated

Both a & b

None

____________ classify animals.

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Linnaeus

Aristotle

Drawin

None

P.Sativum is the scientific name of:

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Onion

Pea plant

Mustard plant

Fungi

The branch of biology which deals with classification and also traces the evolutionary history of organisms is known as:

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Taxonomy

Systematic

Genetics

Histology

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

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