Questions

Allotropes are the different physical forms of an element. Here in the given options, diamond and graphite are the pair of allotropes of carbon.

Some more examples are Molecular oxygen and ozone are pair of allotropes, Black and red phosphorous are also pairs of allotropes.

Various designations have been specified by the President for the different Union Territories:

(i) Chief Commissioner for Chandigarh

(ii) Administrator for

     (a) Lakshadweep and

     (b) Dadra and Nagar Haveil

(iii) Lieutenant Governor for 

    (a) Andaman and Nicobar Islands

    (b) Delhi

    (c) Daman and Diu and

    (d) Pandicherry

Signing the Agreement with Somalia shall facilitate the Indian prisoners imprisoned in Somalia or vice-versa to be near to their families, for serving remaining part of their sentence and shall facilitate their social rehabilitation.

The Indian Space Research Organization (ISRO) has signed a memorandum of understanding with Bharat Heavy Electricals Limited (BHEL) to help develop low-cost lithium-ion batteries for electric vehicles.

The one word substitute for "a person who is always dissatisfied" is malcontent.