SSC MTS GK Questions 2026

Tooth enamel is made of calcium phosphate, the hardest substance in the body, and it begins to corrode when the pH in the mouth drops below about 5.5.

A salt takes its character from the strength of the acid and the base that formed it. Ammonium chloride comes from hydrochloric acid, a strong acid, and ammonium hydroxide, a weak base, so the strong partner dominates and the solution has a pH below seven.

The stomach wall secretes hydrochloric acid, which makes the gastric juice strongly acidic, helps the enzyme pepsin digest proteins and kills many germs swallowed with food.

Plaster of Paris is calcium sulphate hemihydrate, made by heating gypsum, which is calcium sulphate dihydrate, to about 373 kelvin so that it loses three fourths of its water of crystallisation.

The sting of an ant and the hairs of the nettle plant inject formic acid, also called methanoic acid, which is why the skin burns; rubbing on a mild base such as baking soda or the leaf of the dock plant relieves it by neutralising the acid.

Baking soda is sodium hydrogen carbonate, a mild, non corrosive base used as an antacid, as an ingredient of baking powder along with a mild edible acid such as tartaric acid, and in soda acid fire extinguishers, where it releases carbon dioxide.

Borax, sodium tetraborate, is the salt of a strong base, sodium hydroxide, and a weak acid, boric acid, so its solution in water is basic.

The pH is the negative logarithm of the hydrogen ion concentration, so each rise of one unit means the concentration has fallen to one tenth.

Citrus fruits such as orange, lemon, lime and grapefruit owe their sharp sour taste to citric acid, which is the acid textbooks name for this family and the one examiners expect here.

The Punjab and Haryana High Court sits at Chandigarh and serves the States of Punjab and Haryana and the Union Territory of Chandigarh.

It empowers every High Court to issue directions, orders or writs, including habeas corpus, mandamus, prohibition, quo warranto and certiorari, to any person or authority within its territory, for the enforcement of Fundamental Rights "and for any other purpose".

Under Article 217(1), a judge of a High Court holds office until he or she attains the age of 62 years.

Under Article 217(1), every judge of a High Court is appointed by the President by warrant under his or her hand and seal after consultation with the Chief Justice of India, the Governor of the State and, for any judge other than the Chief Justice, the Chief Justice of that…

It was established on 1 July 1862 under the Indian High Courts Act, 1861, which makes it the oldest High Court in India.

Justice M. Fathima Beevi, from Kerala, became the first woman judge of the Supreme Court of India in 1989, nearly forty years after the Court was set up.

Justice Harilal Jekisundas Kania, who had been the last Chief Justice of the Federal Court, became the first Chief Justice of India when the Supreme Court began on 26 January 1950, and presided over its inauguration on 28 January.

It allows the Supreme Court, in exercising its jurisdiction, to pass any decree or make any order necessary for doing "complete justice" in any case or matter pending before it.

Article 141 says the law declared by the Supreme Court shall be binding on all courts within the territory of India.

It gives the Supreme Court the power to review any judgment it has pronounced or any order it has made, subject to the provisions of any law made by Parliament and the rules made by the Court under Article 145.

It declares that the Supreme Court shall be a court of record and shall have all the powers of such a court, including the power to punish for contempt of itself.