Science Quiz

The magnification power of an electron microscope is ___________ times.

• 100-1500

• 100,000-500,000

• 100,00,000-500,00,000

• none of these

Which of the following is not a unicellular organism?

• Amoeba

• Euglena

• Hydra

• Paramecium

Atmospheric pressure is measured by a instrument called____

• Barometer

• Calorimeter

• Thermometer

• Manometer

In which year was nylon invented

Low density polyethylene is a thermoplastic used for making polybags

• True

• False

______ is a skin disease caused by synthetic fibres

A solid object weighs 5500N , and it exerts a pressure of 500Pa on the ground, what is the area of contact between the ground and the object

• 11 m2

• 111 m2

• 10 m2

• 50 m2