Question # 1

The velocity of sound is maximum in -

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Vacuum

Metal

Liquid

Air

Which of the following is a physical change

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Boiling of water

Rusting of iron

Boiling of an Egg

Burning of cundia

Who invented the wheel?

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Egyptians

Greeks

Sumerians

Romans

A doctor who specializes in the treatment of cancer is called a (an)

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Orthodontist

Prodiatrist

Oncologist

Cardiologist

The instrument use for measuring the velocity of wind is known as

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Actimometer

Ammeter

Anemometer

Altimeter

Male frogs show vocal sacs and

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Tail

Neck

Nuptial pads

all of these

petrol contains-

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carbon, oxygen

Carbon, Hydrogen

Hydrogen, Oxygen

Nitrogen, Oxygen

Identify the odd number out?

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533

692

997

825

Which of these items was invented by Sarah Boone?

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Ignition system

Ice cube tray

Ironing board

Ice cream cone

One Gallon is equal to ______liters

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4.55 I

4.45 I

4. 65 I

4.35 I

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

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