Top 550+ Solved General Science MCQ Questions Answer
Q. Which among the following has the lowest frequency Range?
a. L-Band
b. S-Band
c. C-Band
d. X-Band
Q. How does the Isotope of Iodine, Iodine-135 plays an important role in Nuclear Power Generation?
a. It is used as a fuel supplement in some of the modern Nuclear Reactors
b. It is a bi-product of Nuclear Reaction which kills the neutrons and this inhibits the power formation
c. It is a moderator used actively in the Nuclear Reactors
d. It is an experimental substance for Nuclear Fusion
Q. Which among the following is the correct statement about Black Ice?
a. It is the product of the freezing of water droplets in highly polluted air
b. It is the thin transparent layer of ice made up usually on roads and pavement
c. It is the solid Carbon Dioxide
d. It is the frozen water of a highly polluted river
Q. In many countries with cold climates, the municipalities often sprinkle salt on icy roads in winter. Which among the following is the correct reason for this?
a. The Salt inhibits the formation of Ice Crystals
b. The Salt lowers the Freezing Point of water
c. The Salt raises the freezing Point of water
d. The salt provides necessary friction to the tires of the vehicles
Q. Which among the following is measured by an Odometer?
a. Pressure
b. Height
c. Distance
d. Velocity
Q. When a piece of quicklime is dipped in water, it gives bubbles. This bubbling is due to which of the following?
a. Oxygen
b. Carbon Dioxide
c. Water Vapour
d. Hydrogen
Q. Which among the following acid is used to ascertain, whether pure Ghee has beenadulterated with Vanaspati or Margarine?
a. Sulphuric Acid
b. Nitric Acid
c. Hydrochloric Acid
d. Boric Acid
Q. Mizoroki-Heck reaction is catalyzed by which of the following metals?
a. Rhodium
b. Sodium
c. Palladium
d. Osmium
Q. Which among the following is used in preparing windows for X-Ray Tubes ?
a. Barium
b. Beryllium
c. Magnesium
d. Calcium
Q. Which among the following first increases than decreases in a Period of a periodic table?
a. metallic property
b. Chemical Reactiveness
c. Valency
d. Electron affinity
Q. Which among the following were not discovered by the time , Mendeleev published hisperiodic table?
a. Lathanides
b. Actinides
c. Noble Gases
d. Halogens
Q. Ekaboron was an element predicted by Mendeleev and he leaved a space for it in his Periodic Table. Later Ekaboron was identified with _____?
a. Gallium
b. Scandium
c. Technitium
d. Germanium
Q. Which among the following allotropes of Oxygen is found in 6 phases under various pressures and temperatures?
a. Ozone
b. Tetra oxygen
c. Octaoxygen
d. None of them
Q. Buckeyballs are basically the allotropes of _________?
a. Carbon
b. Sulfur
c. Phosphorus
d. Calcium