Today’s GK Test Quiz

Madhya Pradesh produces the maximum manganese in India. Next in the order of production are Maharashtra and Odisha.

The Ramon Magsaysay Award is an annual award established to perpetuate former Philippines President Ramon Magsaysay's example of integrity in governance, courageous service to the people, and pragmatic idealism within a democratic society.

Shark and Ray belong to cartilaginous fish. Cartilaginous fish (Chondrichthyes) is a fish of a class distinguished by having a skeleton of cartilage rather than bone, including the sharks, rays, and chimeras.

Gobar gas (Biogas) contains mainly methane. It is a mixture of gases, primarily consisting of methane, carbon dioxide and hydrogen sulphide, produced from raw materials such as agricultural waste, manure, municipal waste, plant material, sewage, green waste and food waste. It is a renewable energy source.

Aqua Regia (royal water) is used to dissolve noble metals. It is a mixture of nitric acid and hydrochloric acid in a ratio of 1:3. It can dissolve the noble metals gold and platinum, though not all metals.

Control rods are used in nuclear reactors to control the rate of fission of the nuclear fuel – uranium or plutonium. Boron and Cadmium are strong neutron absorbers and are the most common materials used in control rods.

Dolomite is a sedimentary carbonate rock that contains a high percentage of the mineral dolomite, CaMg(CO₃)₂. It is a type of limestone.

Articles 36-51 which comes under Part-IV of the Indian Constitution deals with Directive Principles of State Policy (DPSP). The concept of DPSP was borrowed from the Irish Constitution.

Article 32 falls under Part III of the Constitution that includes the fundamental rights of individuals. It is the Right to Constitutional remedies which is considered as 'the heart and soul of the Constitution'. During the Constituent Assembly debate, Dr. B.R Ambedkar had said that Article 32 is the heart and soul of the Constitution.

Monopolistic competition is a type of imperfect competition such that there are many producers competing against each other, but selling products that are differentiated from one another and hence are not perfect substitutes.

The European Union (EU) is a political and economic union of 27 member states. The EU countries are: Austria, Belgium, Bulgaria, Croatia, Republic of Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain and Sweden.

Wilhelm Johannsen was a Danish pharmacist, botanist and geneticist. He is best known for coining the terms 'gene', and for his 1903 'pure line' experiments in genetics.

The British introduced the railways in India in order to facilitate British commerce and administrative control. They introduced the railway to ease their own transportation and faster supply of raw materials.

When the two ice cubes are pressed together, melting point of ice is lowered, so they melt to form a thin layer of water (between them). On releasing the pressure, the water formed freezes because decrease in pressure raises the freezing point. Hence they unite to form one cube. When water freezes, water molecules form a crystalline structure maintained by hydrogen bonding.

Crooks glass is used for sunglasses. Crooks glass mainly comprises of cerium oxide (CiO₂), which absorbs the ultraviolet radiation from the sun.

Narinder Singh Kapany (1926 – 2020) was an Indian-American physicist best known for his work on fiber optics. He is credited with inventing fiber optics, and is considered the 'Father of Fiber Optics'.

A battery is a DC voltage source that converts chemical energy to electrical energy. The chemical reactions in a battery involve the flow of electrons from one material (electrode) to another, through an external circuit.

On 16th April 1853, the first passenger train ran between Bori Bunder (Bombay) and Thane, a distance of 34 km.

Isohyets is a line on a map connecting points having the same amount of rainfall in a given period.

The correct match is as follows: