Question # 1

Critical resistance of a DC generator RC is

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Inversely proportional to speed

Proportional to speed

Inversely proportional to the square of speed

proportional to the square of speed

Plants are called the ____ of nature,

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Stomach

liver

heart

lungs

10 meters are equal to

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2 decameter

1 decameter

3 decameter

4 decameter

What is the smallest unit of life?

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Cell

Atom

Virus

a & b

Mycology is the study of?

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Fungus and fungi diseases

Secret writing

Wood Engraving

History of life

Which instrument is used for measuring humidity of air (atmosphere)

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Hygrometer

Hydrophone

Hydrometer

Heliscope

Gateway act as a bridge between two application or networks so that data can be transferred between a numbers of computers. What is it?

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Hardware

Software

None of them

Both of them

Flu is caused by a

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Bacteria

Virus

Fungus

None of these

Which one is the rootiess plant?

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Pistia

Monochroia

Elchhornia

Ceratophyllum

Bleach is another useful household chemical, it is often referred to as'' chlorine bleach'', but this is a misnomer, What is the main component of household bleach?

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Sodium chloride

Sodium hydroxide

Hydrochloric acid

Sodium hypochlorite

The wire in electric fittings are earthed so that

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Electricity may not leak

There may be a smooth flow of electricity

Current may pass to the earth in case of a short circuit, without doing any harm

To prevent a short circuit

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