GENERAL SCIENCE CHEMISTRY ONE LINERS FOR TNPSC UPSC SSC SET 077

GENERAL SCIENCE CHEMISTRY ONE LINERS FOR TNPSC UPSC SSC SET 077

761). 'Power alcohol' is a mixture of
A). ethyl alcohol + petrol
B). ethyl alcohol + methyl alcohol
C). ethyl alcohol + propyl alcohol
D). ethyl alcohol + benzene

Answer: ethyl alcohol + petrol


   
762). An element common to brass and bronze is
A). copper
B). zinc
C). tin
D). nickel

Answer: copper

   
763). Which of the following is a balanced source of plant nutrient?
A). urea
B). ammonium sulphate
C). NPK
D). compost

Answer: NPK


   
764). Cotton is bleached by
A). chlorine
B). potassium chloride
C). hydrogen chloride
D). carbon dioxide

Answer: chlorine


   
765). Sand is an oxide
A). calcium
B). silicon
C). magnesium
D). iron

Answer: silicon


766). Pure gold is
A). 18 carat gold
B). 22 carat gold
C). 20 carat gold
D). 24 carat gold

Answer: 24 carat gold


   
767). Match the following
List I                                   List II
a) Glass                      1) Phosphorous
b) Molasses                 2) Sodium silicate
c) Match stick              3) Cinchona
d) Quinine                   4) Sugarcane

Below options are given in a b c d order
A). 2 4 3 1
B). 1 3 2 4
C). 2 4 1 3
D). 4 2 1 3

Answer: 2 4 1 3


   
768). Acetyl salicylic acid is used as
A). pain reliever
B). paint
C). fertilizer
D). coolant

Answer: pain reliever


   
769). The important ingredient present in coffee is
A). Caffeine
B). Theobromine
C). Cinchonine
D). Quinine

Answer: Caffeine


   
770). Which is the sweetest of the following sugars?
A). glucose
B). fructose
C). cellobiose
D). maltose

Answer: cellobiose