Class 8 Achievement Test

What is the branch of science that deals about measurement ?

• Meterology

• Virology

• Biology

• Astronomy

Which of the following is S.I unit of luminous intensity?

• Mole

• Candela

• Kelvin

• Metre

How many species of medicinal herbs are exported from Nepal?

• 100

• 70

• 80

• 75

How many seconds are there in one year?

• 3,16,36000

• 3,15,36000

• 3,17,36000

• 3,14,36000

If a body is in uniform velocity, what is it's accleration?

• Zero

• One

• Two

• Three

Which of following is used in computer chips?

• Gold

• Silicon

• Sulphur

• Aluminium

Silicon is a

• Metalloid

• Metal

• Non- metal

• Compound

Eye disease ,Bronchitis,Asthama etc are caused by polluted __________.

• Water

• Air

• Land

• Chemicals

Which instrument is used to measure the weight?

• Beam balance

• Thermometer

• Anemometer

• Spring balance

The purity of gold is measured in

• Tola

• Carat

• Plating

• None