Questions

Iron reacts with oxygen in the presence of moisture or water to form a red oxide called rust and the reaction involved is called as Redox reaction.

The compound methane is a simple hydrocarbon contains one carbon bonded to four hydrogens. Ethane is a simple hydrocarbon which contains two carbon atoms and four hydrogen atoms. Similarly, propane with three carbons.

Here all the options given are important functions of Earth's atmosphere.

Indian radio programme 'Mann Ki Baat' was officially launched on 3rd October, 2014.

Gravitational force is the force that binds everything at the surface of the earth. Gravitational force is maximum at Poles.

The objective of the Niryat Bandhu Scheme is to reach out to the new and potential exporters and mentor them through orientation programmes, counselling sessions, individual facilitation, etc., for being able to get into international trade and boost exports from India.