Question # 1

Who invented dynamite?

Choose an answer

William Ritter

Alfred Noble

Adolf von Bayer

Christopher

Photosynthesis involves?

Choose an answer

Reduction of CO₂ and oxidation of water

Oxidation of H₂O and release of O₂

Reduction of CO₂, oxidation of H₂O and release of O₂

Reduction of CO₂,Oxidation H₂Oand release of O₂

Which vitamin is produced after exposure of skin lipids t ultraviolet light?

Choose an answer

Vitamin A

Vitamin C

Vitamin D

Vitamin K

After long periods of use , a gray spot develops on the inside of a bulb, this is because

Choose an answer

The tungsten filament evaporates and collects there

The heat of the bulb scorches the glass at the top

Dust inside he bub condenses on the top

Glass undergoes a change dew to the heat

George Pullman is famous for invention of:

Choose an answer

Box car

Air brakes

Air ships

Sleeping (railway) car

The thickness of human hair is approximately

Choose an answer

0.02 mm

0.04 mm

0.006 mm

0.08 mm

Human urine as compared to human blood is:

Choose an answer

Hypotonic

hypertonic

isotonic

All of these

What stored energy is commonly called?

Choose an answer

Potential energy

Kinetic energy

chemical energy

Radiant energy

_________ deals with diseases

Choose an answer

pathology

Carpology

Histology

Cryogenics

Who is the founding father of Yahoo?

Choose an answer

Larry page and Sergey Brin

Sabbeer Bhatia and jack Smith

Jerry yang and David Filo

None of thees

It is said that William Harvey discovered circulation of blood but it is not true, Actually which Muslim Scientist discovered circulation of blood in the hum body before William Harvey?

Choose an answer

Hunayn ibn Ishaq

Al -Kindi

Banu Musa

Ibn Nafees

More Classes

Other Links

Everyday Science 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