15 Important General Science Questions TNPSC:

 15 Important General Science Questions TNPSC:

1. The metal having positive Thomson effect is

(a) Ag

(b)Pt

(c)Hg

(d)Ni

Answer: (a)Ag

2. Why steam is passed to remove away the ammonia in Haber's process

(a)Standardise equilibrium

(b)Standardise temperature

(c)Maximum ammonia formation

(d)Standardise pressure

Answer: (c)Maximum ammonia formation

3) The terminal part of the chromosome is 

(a) Satellite

(b)Telomere

(c)Centromere

(d)Kinetochore

Answer: (b)Telomere

(4) rms value of alternating current is 

(a)0.636 Io

(b)70.7 Io

(c)0.707 Io

(d)63.6 Io

Answer: (c)0.707 Io

(5)Instrument used to measure altitude in aircraft is

(a) Altimeter

(b)Ammeter

(c) Anemometer

(d)Audio meter

Answer: (a) Altimeter

(6) Turmeric is used in the preparation of 

(a)Fertilizers

(b)Cosmetics

(c) Pesticides

(d)Wood

Answer: (b)Cosmetics

(7)Honey is adulterated by

(a)Oil extract

(b)Fruit juice

(c)Gur Solution

(d)Wax

Answer: (c)Gur Solution 

(8) Vermitech term was coined by

(a)Dr.Sultan Ismail

(b)Dr. Salim Ali

(c)Dr. M.S. Swaminathan

(d)Dr. Adiseshia

Answer: (a)Dr.Sultan Ismail

(9) Apiculture means

(a) Cattle rearing

(b)Beekeeping

(c)Vermiculture

(d)Rearing silk moth

Answer: (b)Beekeeping

(10) Who discovered X-ray?

(a) Einstein

(b)Roentgen

(c)Louis Pasteur

(d)J.J. Thomson

Answer: (b)Roentgen

(11)The radiation with highest energy is 

(a) UV

(b)X-ray

(c)IR

(d)Gamma Rays

Answer:(d)Gamma Rays

(12) The momentum of a moving body 

(a)depends only on mass

(b)depends on mass and velocity

(c)depends on acceleration

(d)depends on velocity

Answer:(b)depends on mass and velocity

(13)Borax is one of the constituents in

(a)Hard Glass

(b)Pyrex Glass

(c)Soft Glass

(d)All the above

Answer: (b)Pyrex Glass

(14) The setting of plaster paris takes place due to 

(a)Oxidation

(b)Reduction

(c)Subimation

(d)Hydration

Answer:(d)Hydration

(15)Haemoglobin is dissolved in the plasma of 

(a)Fish

(b)Dog

(c)Rat

(d)Earthworm

Answer:(d)Earthworm

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