Questions

Rainfall and addition of fresh water from rivers reduce salinity neat the coasts.

The meanings of the given words are as follows:
Recalcitrant: having an obstinately uncooperative attitude towards authority or discipline
Peculiar: different to what is normal or
expected; strange Convivial: (of an atmosphere or event) friendly, lively, and enjoyable
Amenable: open and responsive to suggestion; easily persuaded or controlled
Docile: ready to accept control or instruction; submissive
Taciturn: (of a person) reserved or uncommunicative in speech; saying little
Withering: intended to make someone feel humiliated; scornful
Voluble: (of a person) talking fluently, readily, or incessantly
Turgid: swollen and distended or congested
Pendulous: hanging down loosely
Jocular: fond of or characterized by joking; humorous or playful
Therefore, it can be observed that option B i.e. ‘amenable, docile’ forms an antonym- antonym pair of ‘recalcitrant’.

Glass is made from heating of sand. To melt sand to make glass, the temperature needed is above 1800 deg celcius.

The Khilafat movement, also known as the Indian Muslim movement (1919–24), was a pan-Islamist political protest campaign launched by Muslims of British India led by Shaukat Ali, Mohammad Ali Jauhar and Abul Kalam Azad.

India has donated $ 3 lakh for a peacekeeping initiative at the United Nations pipeline for peacekeeping initiative at the UN.