Question # 1

Ponds looks hallow because of

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Reflection

Refraction

Diffusion

Dispersion

A train runs at 45 km per hour. How far does it go in 6 seconds?

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45 m

60 m

75 m

None of these

The sum of two numbers is 36 and their H.C.F. and L.C.M are 3 and 105 tow number is:

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2/35

3/35

4/35

2/25

What is measured by an interferometer?

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Wavelength of light

Atmospheric pressure

Very high temperature

Radioactivity

An ice ball floats in to a water tank, when the ice melts, the water level

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Rises

Does not change

falls down

First increases then decreases

Which of the following is known as the morning star?

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Saturn

Venus

Jupiter

Mars

Zero was invented by?

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Al Khawarizmi

Ibn Rushed

William Kelvin

None of these

A candidate who get d20% marks in an examination, falls by 30 marks but another candidate, who gets 32% marks, gets 42 marks more then the minimum pass marks. Find the pass percentage of marks:

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25

30

35

20

Which of the following plant disease is caused by a virus?

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Aster yellows

Barley yellow dwart

Curly to of sugar beels

All of the above

Who had explosive idea and first patented Dynamite?

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Alfred Nobel

G.Fawks

J.R. Gluber

W. Bickford

Which of ht following is used as a food preservative?

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Sodium benzoate

Sodium perborate

Citric acid

None of the above

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