Free Competition Exam Preparation

General Science

"General Science"


Q-1 which of the following is the lightest metal?


Q-2 The most important of aluminium is?


Q-3 The chemial name of uria is?
Ans- carbamide 


q-4 the metal that is present in photo films is?


"General Science"

Q-5 the major ingredient of leather id?


Q-6 which of the following elements is non-radioactive?
Ans- zirconium


Q-7 One fathom is equal to?
Ans- 6 feet


Q-8 what is the unit for measuring the pitch or frequency of sound?
Ans- decible


Q-9 cell membrance is ?
Ans- semipermeable


Q-10 Polythene is industrially prepared by the polymerisation of?
Ans- ethylene


"General Science"


Q-11 Bromine is?

Ans-A red liquid


Q-12 water has maximum density at?

Ans  - 4oC


Q-13 the metal used in storage batteries?

Ans Lead


Q-14 which of the following elements is obtained from sea weeds?

Ans lodine


Q-15 which of the following is commonly called a polyamide?



Q-16- which thermometer is used to indicate the lowest temperature?

Ans- Alcohol thermometer


Q-17 why do colloidal substance do not deposited of solvent?

Ans- specific gravity is less


Q-18 the contact process is involved in the manufacture of?

Ans- sulphuric acid


Q-19 the gas used to extinguish fire is ?

Ans- carbon dioxide


Q-20 which is good nuclear fuel?

Ans- thorium