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Online General Science Quiz Set No - 49

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.

481) Which synthetic fibre is known as artificial silk ?
A) Cotton
B) Rayon
C) Terylene
D) Nylon

482) Which thermometer is used to indicate the lowest temperature ?
A) Clinical thermometer
B) Gas thermometer
C) Alcohol thermometer
D) Resistance thermometer

483) Which type of fire extinguisher is used for petroleum fire ?
A) Foam type
B) Soda acid type
C) Powder type
D) None of these

484) Which type of reaction produces the most harmful radiation?
A) Fission reaction
B) Fusion reaction
C) Photo-Chemical reaction
D) Chemical reaction

485) Which unit is used to measure the intensity of sound ?
A) Joule
B) Ampere
C) Watt
D) Decibel

486) Which variety of glass is heat resistant ?
A) Hard glass
B) Flint glass
C) Pyrex glass
D) Bottle glass

487) Which Vitamin is also known as Ascorbic acid ?
A) A
B) B
C) C
D) D

488) Which was mainly responsible for the Bhopal Mishap in 1984?
A) Ammonia
B) Methyl Isocyanate
C) Carbon mono-oxide
D) Carbon dioxide

489) Which wave phenomenon is not common to both light and sound waves?
A) Diffraction
B) Polarisation
C) Reflection
D) Refraction

490) Who discovered that Malaria was caused by the female Anopheles?
A) Louis Pasteur
B) Robert Koch
C) Ronald Ross
D) Edward Jenner