Question # 1

What part of the stamen of a flower bears the pollen grains?

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Filament

Ovary

anthrium

anther

Which of he following terms is not a category for biological classification?

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Kingdom

Order

Phylum

Composition

What does a photometer measure?

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Atmospheric pressure

Very high temperature

Radioactivity

Water intake

The 'fizz' in soft drinks is produced by adding which acid?

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hydrochloric acid

citric acid

carbonic acid

nitric acid

Radio active cobalt and radium are used for the treatment of disease of

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Sickle cell anemia

Cancer

TB

Hemophilia

Igor Sikorsky is famous for invention of:

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Jet engine air plane

Hydroplane

Helicopter

Glider

Who disproved spontaneous generation at the macroscopic level?

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Pavlov

Redi

Crick

Pasteur

Milk fever in vow is caused due to the deficiency of

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Sodium

Calcium

Phosphorus

Nitrogen

The focal length of a convex lens is

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Shorter for blue light than for red

The same for all colours

Shorter of red light than for blue

Maximum for yellow light

Neurons connect together at a.

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Synergy

Terminal site

Docking station

Synapse

Which of the following is responsible for blue baby syndrome?

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Fluoride

Nitrate

Arsenic

Lead

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