Tools Questions Quiz Test GK

UseFull Links

Science

Questions

Tags

Questions

Science

When a body is stationary then

Carbon dioxide is called a greenhouse gas because

How much noise is produced when man breathes?

The bimetallic strip in a thermostat consists of brass and iron. When the strip is heated, it bends into an arc with brass on the convex side and iron on the concave side of the arc. This happens because

The protein present in the finger nail is

When a bond is formed between two atoms, the energy of the system will

Which of the following is incorrect regarding the first law of thermodynamics?

Carbon footprint can be reduced by

Human Blood platelets releases _ which helps in clotting of blood.

Nucleotide have same atomic number are called:

The pulse of the aquatic environment can be ascertained by measuring

When a bond is formed between two atoms, the energy so system will be

Which of the following is most inclusive category of classification among others?

Carbon monoxide is an inflammable gas. Which of the following one of the following is also inflammable

Humburger effect is otherwise known as-

Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by

The blotting technique used to identify the isolated protein is _

The pure crystalline form of silica used in scientific apparatus for passing ultraviolet light is called-

When a piece of ice floating on the surface of water in a beaker completely melts, then the level of water will _ ?

Which of the following is not a chemical change?

Carbon occurs in nature in the purest form as

Hybridization is

The blue colour of sky is due to the phenomenon of

When a piece of stone is immersed in water, it displace water of equal -

Which of the following is not a feature of organisms in the class Mammalia ?

Hydrochloric acid is also known as

Number of atoms present in one mole of a gas at STP is

The blue colour of the water in the sea is due to

The purest form of water can be obtained from

When a salt dissolves in water

Which of the following is not a greenhouse gas ?

Carborundum is a compound of

Hydrogen is not found in atmosphere as

Of all micro-organisms, the most adaptable versatile are

The quality of the musical note depends upon

When a ship enters a sea from a river

Carborundum is another name of

Hydrogen was discovered by .

Of all the gases present in the air, which one of the following is the highest in percentage?

The radiation initially produced in fluorescent tube is

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