Which of the following is used for removing air bubbles from
glass during its manufacture?
1 Feldspar
2 Arsenious oxide
3 Potassium carbonate
4 Soda ash
The Purest form of water can be obtained from:- I) a deep tube well II) a running stream III) a hot water spring IV) a heavy shower of rain
Papepr is manufactured by 1 Wod and resin 2 Wood, sodium and bleaching powder 3 Wood and bleaching powder 4 Wood, calcium, hydrogen sulphite and resin
Water is a compound because 1 It exists as a solid, a liquid or a gas 2 It contains hydrogen and oxygen 3 It contains two different elements joined by chemical bonds 4 It cannot be split up into simpler substances by chemical means
The rate of chemical reaction does not depend upon 1 Concentration 2 Catalyst 3 Temperature 4 Pressure
Name the indian states in which river ganga flows?
19 Answers College School Exams Tests, Intel, Yes Bank,
What is the Respiration ?
Catalytic properties of a substance may be best defined as a phenomenon of 1 Absorption 2 Chemisorption 3 Adsorption 4 None of these
Explain the role of Science for sustainable Development
0 Answers Mahatma Gandhi University,
The age of most ancient geological formations is estimated by 1 Potassium-argon method 2 Ra-Si method 3 C14method 4 Uranium-lead method
the place where maximum sunlight is present in december . 1. chennai 2.koimbatur 3.banglore 4. kanyakumari
The main important feature of neutron bomb is that when it is dropped on a city, it would damage 1 Both the living organisms and buildings 2 The buildings but not the living organisms 3 The living organisms but spare buildings 4 None of these
3 Answers GTY, Indian Railways, Option 3, RRB, RRC Railway Recruitment Cell,
Which of the following is used as a lubricant? 1 Graphite 2 Silica 3 Diamond 4 Iron oxide