Question 1

Stone is transparent, while glass is opaque.

Accepted Answer

False

Answer

True

Question 2

A piece of wood floats on water.

Accepted Answer

True

Answer

False

Question 3

Which of the following floats on oil?

Accepted Answer

Wax

Answer

Water

Answer

All of these

Answer

Ice

Question 4

Property of burning of a substance to produce_______ & ________ ?

Accepted Answer

Heat & Light

Question 5

Pick one material from the following which is completely soluble in water.

Accepted Answer

Glucose

Answer

Tea leaves

Answer

Saw dust

Answer

Chalk powder

Question 6

Why kerosene floats on water ?

Accepted Answer

Kerosene has less density

Question 7

Classification is

Accepted Answer

grouping all things, living or non-living, on the basis of common properties.

Answer

grouping non-living things on the basis of common properties.

Answer

grouping living things on the basis of common properties.

Question 8

Classification is useful because

Accepted Answer

it makes studying the properties of things much easier.

Answer

it makes things look neat and tidy.

Answer

it helps us in the school library.

Answer

it helps us in the kitchen.

Question 9

Hoojho passed a magnet through a mixture of small wood pieces, iron nails,

Accepted Answer

Iron nails and safety pins

Answer

Iron nails and small wood pieces

Answer

Small wood pieces, iron nails, safety pins, pebbles

Answer

Iron nails, safety pins and small wood pieces

Question 10

____________ is defined as the property to completely dissolve

Accepted Answer

Solubility

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