Science Quiz - (General Awareness)

Q1)-Which gas is used for artificial fruit ripening of green fruit ?

Ethylene

Acetylene

Ethane

Methane

Ans.- A

Q2)-Which radioactive element used in heat pacemakers ?

Uranium

Deuterium

Plutonium

Radium

Ans.- C

Q3)-The anode in a dry cell consists of :

Copper

Zinc

Cadmium

Graphite

Ans.- B

Q4)-Milk is a colloidal system in which :

Water is dispersed in fat

Fat is dispersed in water

Fat and water are dispersed in each other

Fat is dissolved

Ans.- B

Q5)-The element that is in the highest percentage in the composition of the earth :

Oxygen

Silicon

Magnesium

Iron

Ans.- A

Q6)-Which of the following alkali metals has highest specific heat ?

Caesium

Rubidium

Potassium

Lithium

Ans.- D

Q7)-What is the purest form of Iron ?

Steel

Pig Iron

Wrought Iron

Cast Iron

Ans.- C

Q8)-Drinking Soda is

Alkaline

Acidic

Neutral

Oxidant

Ans.- B

Q9)-Wax is chemically a mixture of

aliphatic hydrocarbon

cyclic hydrocarbon

aromatic hydrocarbon

aliphatic and aromatic hydrocarbon

Ans.- A

Q10)-Galvanisation is the

deposition of aluminium on iron

deposition of copper on iron

deposition of tin on iron

deposition of zinc on iron

Ans.- D