GENERAL SCIENCE-MCQs

GENERAL SCIENCE

G1. Non-conventional source of energy best suited for India is

(1) Solar energy

(2) Wind energy

(3) Tidal wave energy

(4) Nuclear energy

G2. Waste Water generates which of the following gases which is more powerful and dangerous than CO₂?

(1) Nitrogen    

(2) Sulphur dioxide

(3) Hydrogen

(4) Methane

G3. Which of the following types of clothes is manufactured by using petroleum products?

(1) Rayon Silk

(2) Terelyne

(3) Nylon

(4) Cotton

G4. The role of chlorophyll in photosynthesis is

(1) Absorption of water

(2) Absorption of light

(3) Absorption of CO2

(4) None of these

GS5. What is the rhino's horn made of?

(1) Iron

(2) Skin

(3) Gold

(4) Hair

G6. Galvanised Iron sheets have a coating of

(1) Tin

(2) Lead

(3) Zinc

(4) Chromium

G7. The gas predominantly responsible for global warming is

(1) Carbon dioxide

(2) Carbon monoxide

(3) Nitrous oxide

(4) Nitrogen peroxide

GS8. Which of the following uses non-conventional Source of Energy?

(1) Kerosene lamp

(2) Wax candle

(3) Solar lantern

(4) Torch

G9. Spinach leaves are rich source of

(1) Vitamin A

(2) Iron

(3) Carotene

(4) Vitamin E

G10. Stem cuttings are commonly used for re-growing

(1) Cotton

(2) Banana

(3) Jute

(4) Sugarcane

G11. Which acid is produced when milk gets sour?

(1) Tartaric acid

(2) Butyric acid

(3) Lactic acid

(4) Acetic acid

G12. Washing soda is the common name for

(1) Calcium carbonate

(2) Calcium bicarbonate

(3) Sodium carbonate

(4) Sodium bicarbonate

G13. The dynamo is a device for converting

(1) Heat energy into electrical energy

(2) Mechanical energy into electrical energy

(3) Magnetic energy into electrical energy

(4) None of these

G14. Which was the first element to be created artificially?

(1) Uranium

(2) Germanium

(3) Strontium

(4) Technetium

G15. Which fruit has been termed as the most nutritious fruit by scientists?

(1) Avocado

(2) Papaya

(3) Banana

(4) Mango

G16. Centigrade & Fahrenheit scales give same reading at

(1) - 40°

(2) - 32°

(3) - 273°

(4) - 100°

G17. Light year is related to

(1) Energy

(2) Speed

(3) Distance

(4) Intensity

G18. The unit of energy in MKS system is

(1) Volt

(2) Erg

(3) Ohm

(4) Joule

G19. The velocity of light was first measured by

(1) Einstein

(2) Newton

(3) Roemer

(4) Galileo

G20. How many Dynes are there in one gram weight?

(1) 900

(2) 375

(3) 981

(4) 250