Question # 1

Which one of the following is used as a moderator in a nuclear reactor?

Choose an answer

Radium

Ordinary water

Thorium

Heavy water

Which fo the following is used as laughing gas?

Choose an answer

Nitrogen trioxide

Nitrogen dioxide

Nitrous oxide

Nitrogen tetra oxide

What is the proper use of signal generator?

Choose an answer

Designing

Testing

Repairing

All of these

What accessories do you use to change magnification on a telescope?

Choose an answer

Eyeglasses

Microscopes

Eyepieces

Filters

Erythrocytes, leucocytes and platelets are collectively constituted nearly how much percent of the blood?

Choose an answer

25 per cent

35 per cent

45 per cent

65 per cent

Elmer A. Sperry is famous for invention of:

Choose an answer

Hydraulic turbine

Hydroplane

Gyrocompass

Compass

The surface of a hard disk ins logically divided into

Choose an answer

Firmware

SIM

Pie-Shaped sectors

None of these

Why do bird not have respiratory trouble at the time of flying at high altitude

Choose an answer

Their lungs are very large

They fly inactively

They have extra air sacs

They use less oxygen

Study of the earth's oceans and their interlinked ecosystems and chemical and physical processes

Choose an answer

Thermodynamic

Anatomy

Oceanography

None of theses

What part of the body does tetanus affect the most?

Choose an answer

Skin

Nerves

Teeth

Blood

The surface temperature of he sun in nearly:

Choose an answer

2000 K

6000 K

8000 K

4000 K

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