Science Test

Filament of a bulb is made up of

• a) aluminium

• b) chromium

• c) platinum

• d) tungsten

An electric cell has _______________ terminals and ___________ filament .

• Three , Two

• Two , Two

• Two , One

What is a circuit?

• An outlet or switch

• A path which an electric current flows

• A poor conductor

__________ is the positive terminal of an electrical cell.

• Metal disc

• Metal case

• Metal cap

• Metal base

A material which does not allow the electricity to pass through it is _____________ .

• Conductor

• Electric cell

• Insulator

• None of these

Why do electricians wear gloves made of rubber?

• It is soft.

• It is waterproof.

• It is an insulator.

• It is inexpensive.

Which of the following processes occurs only in plant?

• Respiration

• Excretion

• Transpiration

• Digestion

All animals live in the same habitat.

• True

• False

Fishes absorb the oxygen dissolved in water through their ________.

• Gills

• Lungs

• Skin

• Spiracles

The process by which living organisms get rid of their wastes is called ________ .

• Respiration

• Excretion

• Circulation

• Digestion