Search Posts

Question Bank: Science

Welcome to Tech Vidya Question Bank!!

Try our Question Bank - Science

Good Luck!!

Click Next to start!

1) Which synthetic fibre is known as artificial silk?
2) What is laughing gas?
3) In an atomic nucleus, neutron and protons are held together by
4) The most abundant metal in the earth's crust is
5) Deep blue colour is imparted to glass by the presence of
6) The first synthetic fibre made by man was
7) Which of the following is used as a moderator in nuclear reactor?
8) The filament of an electric bulb is made of
9) In vulcanisation, natural rubber is heated with
10) Which of the following are most penetrating?
11) German silver is an alloy of
12) The ratio of pure gold in 18 carat gold is
13) Atoms are composed of
14) The element common to all acids is
15) Which of the following is a protein?
16) Atomic bomb is based on the principle of
17) Which of the following is the lightest metal?
18) Safety wire used in domestic electrical appliances is made of meta of
19) Paper is manufactured by
20) The hardest substance available on the earth is

Leave a Reply

%d bloggers like this: