Question # 1

The number of dug addicts in Pakistan's currently to be about:

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200000

300000

400000

500000

Flowers of wind pollination produce.

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Petals

Nectar

No nectar

Do not reproduce

Which organism is used in fermentation for the preparation of glycerol.

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Aspergillus

Saccharomyces

Bacillus

Streptoccocus

The nitrate forming bacteria are.

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Rhizobium

Nitrosomonas

Nitrobacter

Cocci

Which of the following is the abiotic part of ecosystem.

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Grass

Goat

Lion

Soil

A material which contain weakened pathogen is called.

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Vaccines

Antigene

Antibodies

Antiboitic

Lobe concerned with hearing and smelling is:

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Frontal

Parietal

Occipital

Temporal

A relationship between two organisms in which individual of one species may kill and eat individuals of other species is called.

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Symbiosis

Competition

Predation

Mutualism

After fertilization in plant the fruit develops from:

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Wall of ovule

Petals

Wall of ovary

Anther

An epiphyte is an example of:

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Parasitism

Mutualism

Commensalism

Symbiosis

Living of nitrogen fixing bacteria in the roots nodules of Leguminous plant is an example of.

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Predation

Parasitism

Mutualism

Commensalism

In man which hormone is responsible for the development of secondary sex characters:

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estrogen

progesterone

testosterone

oxytocin

The female reproductive part of flower is:

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Carpels

Sepals

Petals

Stamens

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