संविधान सभा की पहली बैठक 9 दिसम्बर, 1946 को नई दिल्ली के कॉन्स्टिट्यूशन हॉल, जिसे अब संसद भवन के केंद्रीय कक्ष के नाम से जाना जाता है, में हुई। भारत की संविधान सभा का चुनाव भारत...

Distillation is a method used to isolate boiling point liquids and consists of gaps of at least 50 degrees. ... Fractional distillation is a method used to isolate liquids which...

Petroleum can be separated into various types of fuel, by a process called refining, using fractional distillation. Petrol, Diesel and Kerosene are all products (or fractions) o...

When coal is heated in the absence of air, it breaks up and provides a large number of organic compounds and some inorganic compounds. The process is known as destructive distil...

the energy contained in a fuel or food, determined by measuring the heat produced by the complete combustion of a specified quantity of it. This is now usually expressed in joul...

Petroleum, also called crude oil, is a fossil fuel. Like coal and natural gas, petroleum was formed from the remains of ancient marine organisms, such as plants, algae, and bact...

Ozone is formed by the reaction of UV rays.

Answer is option ..c

Sewage water can be purified by the action of C) Micro-organisms. Explanation: Sewage contains a lot of impurities and complex organics substances that contaminate them. In orde...

 Hence, the correct answer is 'Detergents'

Option c