Science and Technology Questions & Answers for UPSC

Science and Technology is that segment of UPSC Civil Services Examination that scares most of the aspirants coming from non-technical backgrounds. One question is often asked that is, “How to prepare Science and Technology for UPSC?”

Along with answering how to prepare for Science and Technology for UPSC IAS Exam, BYJU’S Science Education Portal has answered questions from wide-ranging topics that are important for the exam.

The answers are tailored to aspirants’ needs. Not only from the static topics, questions are extracted even from the current affairs topics that are related to science and technology.

How will Science Questions & Answers help UPSC aspirants?

The Science and Technology Questions & Answers portal will help IAS aspirants in the following way:

  • Clarity of topics – A variety of topics from science are covered that will bring clarity on how to approach this subject for UPSC.
  • UPSC Syllabus is the source – Any topic that is important from the civil services examination point of view has been covered in the form of questions ans answers.
  • From NCERTs to Current Affairs – Each question from a key topic that has been covered either in school textbooks or newspapers and is important from the exam’s point of view will be answered here.
The Porter governor is an example of a centrifugal governor. It refers to a type of engine that is used to maintain the mean speed of an engine...
The instrument used to measure humidity is a hygrometer. Humidity refers to the amount of water vapour in the air. If the humidity is higher, the...
Typhoid is caused by a bacteria known as Salmonella typhi. Consumption of contaminated food and water is the primary reason for Typhoid...
Agaricus is an example of an edible “Fungi''. Also known as mushroom, it has both edible and poisonous species among 300 members across the...
Malaria is a mosquito-borne parasitic disease caused by Plasmodium. The group of species that are infectious to humans are; Plasmodium...
The source of energy of the Sun is due to the conversion of hydrogen to helium. Solar energy is created as a result of a process known as Nuclear...
Bronze is an alloy of tin and copper. It is composed of approximately 88% copper and 12% tin.  This metal alloy has a reddish-brown colour...
India’s first supercomputer is Param 8000. Developed in 1991,it is a series of gigaflop supercomputers developed by Vijay P Bhaktar, who is...
Tuberculosis(TB) is caused by a bacterium known as Mycobacterium tuberculosis. The bacteria generally attacks the lungs(pulmonary TB) of human...
Phishing is one of the most common attacks among cyber crimes. It is a serious case that involves stealing confidential information regarding...
Baking soda is a chemical compound that is used as a fire extinguisher. Known as Sodium bicarbonate, it contains sodium, oxygen, hydrogen, and...
Acetic acid is an example of a weak acid. Acids that do not completely dissociate in the aqueous solution of water are known as weak acids....
Respiration is an exothermic process in organisms. Known as catabolic reactions in organisms, it breaks down molecules into smaller units and...
Cholera is an acute,water-borne disease caused by the bacterium ‘Vibrio Cholerae’. It is an infectious disease that can cause severe...
Solar Energy is a major source of renewable energy. It converts sunlight into electrical energy or thermal energy. China is the largest...
Virus stands for Vital Information Resources under Siege. It refers to the type of malicious software or malware that can cause damage to your...
Five major science policies have been implemented since independence. They are: Scientific Policy Resolution (SPR 1958)  Technology Policy...
The first major scientific policy resolution was drafted and adopted in the Indian Parliament in the year 1958. It laid the foundation of the...
The theme of National Science Day 2021 is “Future of STI: Impacts on Education, Skills and Work”. This theme is chosen to raise...
The decade of 2010 to 2020 was declared as a decade of innovation by the then Prime Minister Manmohan Singh. There was a need to synergise...