Question # 1

name of the great Muslim scientist who was considered as one of the founders of computer

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Al Khawarizmi

Zakerya

Abu Sina

Pascal

Which of the following has more speed

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Speed of light

Sound

Train

Water

Which of the following is tan air pollutant gas and is released by burning of fossil fuel?

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Nitrogen

Hydrogen

Oxygen

Sulphur dioxide

if the radius of the earth were the to shrink by one percent, it mass remaining the same the acceleration due to gravity of the earth's surface would

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Decreases

Increases

Remains the same

None of these

In a food chain, the solar energy utilized by plants is only?

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0.1 percent

10 percent

1 percent

0.01 percent

What is an empirical formula?

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the mean mass of the atoms of an element

The simplest ratio of atoms of each element in a compound

the sum of protons and neutrons in the nucleus

The actual numbers of atoms of each element in a compound

How many BRITHSH Gallon are there in 40 Litres:

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7

9

5

11

Which if the rarest element in world?

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Astatine

Uranium

Thorium

Radium

What is called the study of codes?

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Astrophysics

cryptology

Etiology

Dendrology

6 works can do a particular works in 20 days. then how many days will take 12 workers to do the same work?

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6

12

10

11

Who is the 200-inch telescope on Mt. Palomer named after?

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Edward Palomer

Edward Barnard

George Ellery Hale

Edwin Hubble

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