Q. Which of the following would be expected to form ionic solutions in water?
1) CO2
2) CCl4
3) O2
4) NaI
Q. Gypsum is used in the case of the soils which are -
1) Soline
2) Alkaline
3) Waterlogged
4) Glavey
Q. As the temperature of water falls from 8°C to 1°C, water will -
1) First contract and then expand
2) First expand and then contract
3) Freeze
4) Gradually becomes denser
Q. Nitrogen in the air -
1) Is essential for the body
2) Dilutes oxygen which is very active in pure form
3) Makes oxygen soluble in the blood
4) Decreases the density of air
Q. Iron is protected from rusting by coating with zinc. This process is called -
1) Galvanization
2) Condensation
3) Evaporation
4) None of the above
Q. Which of the following is not a fossil fuel?
1) Natural gas
2) Petroleum
3) Coal
4) Wood
Q. Which allotrope of carbon is in the form of a rigid three dimensional structure?
1) Graphite
2) Fullerene
3) Diamond
4) Lampblack
Q. Which one of the following is not used as cryoprotectant?
1) Sucrose
2) DMSO
3) Glycerol
4) Sodium hypochloride
Q. Which of the following is NOT a greenhouse gas?
1) Nitrous oxide
2) Water vapour
3) Surface level ozone
4) Helium
Q. Which of the following elements' salts are most soluble?
1) Potassium
2) Rubidium
3) Sodium
4) Lithium
IntroductionAre you passionate about sports but don't see yourself as an athlete? Do you find the business side of sports fascinating? A career in sports management could be your winning ticket! This field combines business, sports, and management, offering dynamic roles that go far beyond the field →
Foundation Date: December 8, 1991 Headquarters: The Republic of Belarus Executive Secretaries: Sergei Lebedev Member Countries: 12 Commonwealth of Independent States (CIS) was established on December 8, 1991, and the leaders of the Republic of Belarus, the Russian Federation, and Ukraine signed an a →
In 2009, an unknown programmer by the name of Satoshi Nakamoto put forward a whitepaper that proposed a creation of new form of digital currency - cryptocurrency. Cryptocurrency functions the same way as regular currencies do in that its used as a means of exchange, unit of account and a store of va →
Headquarter: New Delhi Function and Objective of the Organization: The Food Safety and Standards Authority of India (FSSAI)has been established under Food Safety and Standards Act, 2006 which consolidates various acts & orders that have hitherto handled food-related issues in various Ministries →
If you contribute your content to our site. Please mail us your content to editor@onlinegk.net