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Free Competition Exam Preparation

General Science

"General Science"

 

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

 

Q-2 The most important of aluminium is?
Ans-Bauxite

 

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

 

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

 

"General Science"

Q-5 the major ingredient of leather id?
Ans-6c12

 

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?

Ans-Nylon

 

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

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