General Science MCQs

Question 1

According to Avogadro's Hypothesis, the smallest particle of an element or a compound, that can exist independently, is called:

Accepted Answer

A molecule

Answer

A cation

Answer

An anion

Answer

An atom

Question 2

Atoms of an element differ from those of all other elements in

Accepted Answer

Atomic number and electronic configuration.

Answer

Number of neutrons and number of valence electrons.

Answer

Atomic number and number of valence electrons.

Answer

Number of neutrons and electronic configuration.

Question 3

Nuclear fission is caused by the impact of:

Accepted Answer

Neutron

Answer

Proton

Answer

Deuteron

Answer

Electron

Question 4

Which of the following rays are the most penetrating?

Accepted Answer

Gamma rays

Answer

Beta rays

Answer

Alpha rays

Answer

X-rays

Question 5

How many colours the sunlight spectrum has?

Accepted Answer

Seven

Answer

Three

Answer

Four

Answer

Five

Question 6

Which is/are the important raw material(s) required in cement industry?

Accepted Answer

Limestone and Clay

Answer

Gypsum and Clay

Answer

Clay

Answer

Limestone

Question 7

Which type of fire extinguisher is used for petroleum fire?

Accepted Answer

Foam type

Answer

Powder type

Answer

Liquid type

Answer

Soda acid type

Question 8

Which of the following is commonly called a 'poly-amide'?

Accepted Answer

Nylon

Answer

Terylene

Answer

Rayon

Answer

Orlon

Question 9

Epoxy resins are used as:

Accepted Answer

Adhesives

Answer

Detergents

Answer

Insecticides

Answer

Moth repellents