Revision of Ch-3 & Ch-5

The rabies virus is carried by-

• cockroaches

• hens

• dogs

• rabbits

If a fire is caused by an electrical gadget, do not throw _________on it.

• water

• petrol

• diesel

Nail polish, naphthalene balls, and paints may contain-

• sugar

• salt

• poison

• juice

A virus carried by dogs, cats and bats carry this virus.

• rabbies

• tetanus

• splint

• sprain

A crack or a break in a bone__________.

• splint

• fracture

• sprain

Which of the following is a physical change?

• melting of butter

• rusting of iron

• burning of paper

• changing of wheat to bread

Matter is anything that takes up space and has weight.

• True

• False

In ice, the water molecules are_________.

• stick together

• very close to each other

• move around freely

• move very fast

Solid has a definite shape and volume.

• True

• False

________and salt are soluble in water.

• Sugar

• Chalk

• Sand

• Kerosene