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Online General Science Quiz Set No - 35

General Science questions have been taken from previous years question papers of different competitive examinations such SSC CGL, SSC CHSL, CDS, NDA, Bank, State PSC, Railways, MAT, CAT, etc.

341) Triticum aestivum, the common bread wheat is
A) Tetraploid
B) Hexaploid
C) Haploid
D) Diploid

342) Vehicles tyres are inflated properly
A) to ensure smooth running
B) to allow the vehicle to take more load
C) to avoid skidding and to minimise friction
D) to go fast and save fuel

343) Viewfinders, used in automobiles to locate the position of the vehicles behind, are made of?
A) plain mirror
B) parabolic mirror
C) convex mirror
D) concave mirror

344) Vinegar is chemically known as
A) Butanoic acid
B) Ethanoic acid
C) Methanoic acid
D) Propanoic acid

345) Washing soda is the common name of:
A) Calcium Carbonate
B) Calcium Bi-Carbonate
C) Sodium Carbonate
D) Sodium Bi-Carbonate

346) Water gas is prepared by passing:
A) Steam over white hot coke
B) Air over red hot coke
C) Methane over red hot coke
D) Steam over heated sulphur

347) Water has maximum density at:
A) -4 degree centigrade
B) 0 degree centigrade
C) 4 degree centigrade
D) 100 degree centigrade

348) Water is a good coolant and is used to cool the engines of cars, buses, trucks, etc. It is because water has a?
A) low specific heat
B) high specific heat
C) high boiling point
D) low surface tension

349) Water is a good solvent of ionic salts because:
A) It has no colour
B) It has a boiling point
C) It has a high dipole moment
D) It has a high specific heat

350) Water is neither acidic nor alkaline because:
A) it cannot accept or donate protons
B) it boils at high temperature
C) it can dissociate into equal number of hydrogen ions
D) it cannot donate or accept electrons