Science-General Knowledge Questions, Quiz
Q121. Which is known as universal solvent
(a) Water
(b) Alcohol
(c) Benzene
(d) Ether
Answer: (a) Water
Q122. If two papers are kept very close to each other and wind is blown in between them, they would
(a) Come closer
(b) Move apart
(c) Remain stationary
(d) None of the above
Answer: (a) Come closer
Q123. At high and hilly altitudes, for some people blood will flow out of nose due to the reason that
(a) They are afraid
(b) Temperature is low
(c) Atmospheric pressure is low
(d) Atmospheric pressure is high
Answer: (c) Atmospheric pressure is low
Q124. If egg shell is carefully dissolved in acid and then immersed in salt water, then the shell
(a) Swells
(b) Shrinks
(c) Gets dissolved
(d) Doesn't undergo any change
Answer: (b) Shrinks
Q125. In cataract which part of the eye is affected
(a) Retina
(b) Iris
(c) Lens
(d) Cornea
Answer: (c) Lens
Q126. Which of the following controls body temperature in humans
(a) Heart
(b) Liver
(c) Thyroid
(d) Hypothalamus
Answer: (d) Hypothalamus
Q127. Which enzyme is found in tears
(a) Ptyalin
(b) Lysozyme
(c) Sebum
(d) Pepsin
Answer: (b) Lysozyme
Q128. Which of the following is a strain of Bird Flu Virus
(a) H5N1
(b) H7N6
(c) H7N1
(d) H7N5
Answer: (a) H5N1
Q129. Which waves are the fastest travelling waves during an Earthquake
(a) N - waves
(b) P - waves
(c) Q - waves
(d) Rayleigh waves
Answer: (b) P - waves
Q130. What is the name of the instrument used to record and measure ionizing radiation in human beings
(a) Radiometer
(b) Ionization Chamber
(c) Geiger Counter
(d) Dosimeter
Answer: (d) Dosimeter
Q131. By recycling paper, plastic and metals, we can reduce the following pollution
(a) Air pollution
(b) Water pollution
(c) Soil pollution
(d) None of the above
Answer: (c) Soil pollution
Q132. Oil spills can be cleaned by using this genetically engineered bacteria
(a) Azotobacter
(b) Pseudomonas Putida
(c) Escherichia Coli
(d) Rhyzobium
Answer: (b) Pseudomonas Putida
Q133. Which of the following vitamins decomposes easily on heating
(a) A vitamin
(b) B vitamin
(c) C vitamin
(d) D vitamin
Answer: (c) C vitamin
Q134. Which of the following is a chemical reaction
(a) Burning coal in air
(b) Melting of Wax
(c) Evaporation of Iodine
(d) Magnetizing a piece of iron
Answer: (a) Burning coal in air
Q135. Which of the following is a mixture
(a) Lime
(b) Sugar
(c) Table Salt
(d) Sea Water
Answer: (d) Sea Water