Question # 1

Freezing of a liquid is a

Choose an answer

Chemical change

Chemicla property

Physical change

None of these

Conservation of water means.

Choose an answer

A using water

Save water

Avoiding water

Wasting water

The part of the heart which receives blood from lungs.

Choose an answer

Left atrium

Right atrium

Left ventricle

Right ventricle

The temperature of melting ice in Fahrenheit scale is.

Choose an answer

0 oF

32 oF

100 oF

212 oF

--------------- are fundamental particles of an atom.

Choose an answer

Electron

Proton

Neutron

All of these

Sound waves are not.

Choose an answer

Compressional waves

Transverse waves

Mechnical waves

Low frequency waves

During combustion, a substance reacts with

Choose an answer

Hydrogen

Water

Oxygen

Carbon di oxide

Outermost shell of sodium atom has ...... electrons.

Choose an answer

1

2

3

4

The wavelength of red colour is.

Choose an answer

700 nm

800 nm

900 nm

600 nm

The Earth's gravitational field strength is.

Choose an answer

1.6 N/kg

16 N/kg

10 N/kg

1N/kg

Compustion is a.

Choose an answer

Physical Change

Chemical change

Thermal change

None of these

More Classes

Other Links

General Science 7th Class English Medium Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer