Science is derived from Latin word 'scientia' which means_________
(A) Reasoning
(B) Logic
(C) Knowledge
(D) Life
The reaction between methane and chlorine in diffused sunlight is__________
(A) Oxidation
(B) Reduction
(C) Polymerisation
(D) Radical substitution
Which of the following in the human body is affected by leukemia
(A) Blood
(B) Lungs
(C) Eyes
(D) Nerves
The term PVC used in the plastic industry stands for______________
(A) Phosphavinyl chloride
(B) Phosphor vanadiu chloride
(C) Polyvinyl chloride
(D) Polyvinyl carbobate
Oil of vitriol is_________
(A) Nitric acid
(B) Hydrochloric acid
(C) Phosphoric acid
(D) Sulfuric acid
Calcium sulphate is known as__________
(A) Epsom salt
(B) Gypsum salt
(C) Blue vitriol
(D) Potash alum
Epsom salt is chemically known as_________
(A) Copper Sulfate
(B) Magnesium Sulfate
(C) Ferrous Sulfate
(D) None of these
Which of the following animals does not have nervous system
(A) Bat
(B) Squirrel
(C) Sponges
(D) Lizard