Tools Questions Quiz Test GK

UseFull Links

Science

Questions

Tags

Questions

Science

Catalytic converters are generally made from:

Of the following particles, the particle having the least mass is

The blue colour of water in the sea is due to

The radiation that can penetrate deepest in our body

When a turning fork of unknown frequency if sounded with a tuning fork of frequency 100 Hz, 2 beats per second are heard. When the arm of tuning fork of unknown frequency is loaded with a little wax and both are sounded 1 beat per second is heard. The unknown frequency is :

Which of the following is not a macronutrient?

Cathode rays are

Hygroscopic substances are those substance which ready absorb-

Of the four landmarks of medical history given bellow, which one was the first to take place?

The BOD value of water indicate the