Question # 1

A glass chimney stops an oil lamp form smoking because:

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It increase the supply of oxygen to the flame by convection

The heat produced ensures complete

Both of these

Neither of these

Apiculture is science of:

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Insects

Bee keeping

Birds

Cancer

Who is the English p0hysicist responsible for the 'Big Bang theory?

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Albert Einstein

Maichael Skube

George Gamow

Roger Penrose

When item of jewellery made of metals such as copper r nicker are placed in a solution having a salt of gold, a thin film of gold is deposited by:

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passing an electric current

Cooling to below 0 degree C

Heating above 100 degree C

Just keeping it for10 minutes

Electron-volt is a unit of:

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Luminous intensity

Temperature

intensity of sound

Energy

A train covers 45% km distance in one hour. How much distance train will cover in 25 hours?

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1437.5km

1537.5km

1637.5km

1137.km

What the particles of an atom are?

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Neutron, electron, and Proton

Photon and electron

Photon, electron, and neutron

Proton and electron

Which vitamin is also known as Naphthoquinon:

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Vitamin K

Vitamin A

Vitamin B

Vitamin D

Which type of malaria is usually fatal?

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Cerabra malaria

Severe malaria

Placental malaria

All of these

Vacuoles are bound by a definite member in plant cells called

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Plasma membrane

Tonoplast

Cell wall

None of them

Pants are killed in winter by foost because

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no photosynthesis occur at low temperature

of desiccation

water in the pant freezes

water in the plants evaporates

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