Question # 1

A recovery of one of paper can save how many trees?

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17

170

200

1000

Which drugs belong to hallucinogens.

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Morphine

Codeine

Heroin

Mescaline

Which of these cells have haploid number of chromosomes:

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Spermatogonium

Primary spermatocyte

Secondary spermatocyte

All of these

C-Shaped cartilaginous rings are present in the wall of.

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Bronchi

Bronchioles

Alveoli

Trachea

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

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Aspergillus

Saccharomyces

Bacillus

Streptococus

The outermost part of flower is called:

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Androecium

Corolla

Calyx

Gynoecium

Cloning is latest method of :

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Tissue culture

Vegetation propagation

Cutting

Grafting

Which structure actively helps in taking the air out of lungs?

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Nasal cavity

Bronchus

Bronchiole

Diaphragm

A relationship between species in which both species benefit is called.

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Parasitism

Mutualism

Symbiosis

Commensalism

Inside testes, sperms are produced in:

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Vas deferencs

Sperm duct

Seminiferous tubules

Collecting duct

The most prescribed medications in modern medicine are:

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Antibiotics

Sedatives

Cardiotonics

Halluctiongens

Ripened ovary is called:

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Sperm

Seed

Egg

Fruit

The whorl of carpels in a flower is called:

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Calyx

Corola

Androceium

Gynoecium

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