41. The instrument used to measure pressure:
[A] Anemometer
[B] Aneroid Barometer
[C] Hygrometer
[D] Thermometer
Show Answer
Correct Answer: B [Aneroid Barometer]
Notes:
Aneroid barometer is an instrument for measuring pressure as a method that does not involve liquid. Invented in 1844 by French scientist Lucien Vidi, it uses a small, flexible metal box called an aneroid cell, which is made from an alloy of beryllium and copper.
42. ‘Agronomy’ is the practice of raising:
[A] Plants and Animals
[B] Crop plants
[C] Agriculture
[D] Fruit plants only
Show Answer
Correct Answer: B [Crop plants]
Notes:
Agronomy is the science and technology of raising plants for food, fuel, fibre etc. To be specific, it is a branch of agricultural science that deals with the study of crops and the soils in which they grow. Agronomists, sometimes known as crop scientists, specialize in producing and improving food crops through conducting experiments and developing methods of production. They conduct research in crop rotation, irrigation and drainage, plant breeding, soil classification, soil fertility, weed control, and other areas.
43. Who discovered Law of Conservation of Electric Charge?
[A] Michael Faraday
[B] Guglielmo Marconi
[C] Benjamin Franklin
[D] Isaac Newton
Show Answer
Correct Answer: C [Benjamin Franklin]
Notes:
Benjamin Franklin was the first to discover that positive and negative charge are always balanced in all objects in nature. This balance is achieved by transfer of positive charge from a higher charged to a lower charged body. This is called Principle of Conservation of Electric Charges.
44. Who founded and named the science of electromagnetism?
[A] Michael Faraday
[B] James Clerk
[C] Hans Christian Oersted
[D] Andre Marie Ampere
Show Answer
Correct Answer: D [Andre Marie Ampere]
Notes:
André-Marie Ampère was a French physicist and mathematician who was one of the founders of the science of classical electromagnetism, which he referred to as “electrodynamics”. He is also the inventor of numerous applications, such as the solenoid and the electrical telegraph.
45. Which scientist discovered the ‘Penicillin’?
[A] Louis Pasteur
[B] Alexander Fleming
[C] Robert Koch
[D] Ernst Chain
Show Answer
Correct Answer: B [Alexander Fleming]
Notes:
Sir Alexander Fleming discovered the world’s first antibiotic– benzylpenicillin (Penicillin G)–from the mould Penicillium notatum in 1928. For this discovery, he shared the Nobel Prize in Physiology or Medicine in 1945 with Howard Florey and Ernst Boris Chain.
46. Independent People, a novel known for its depiction of rural Icelandic life, was written by which celebrated author?
[A] Halldór Laxness
[B] Snorri Sturluson
[C] Arnaldur Indriðason
[D] Sjón
Show Answer
Correct Answer: A [Halldór Laxness]
Notes:
Halldór Laxness, an Icelandic writer, is the author of “Independent People.” This novel, first published in the 1930s, is a profound exploration of the struggle for independence…
47. Which of these is not one of the three parts of Dante’s “The Divine Comedy”?
[A] Inferno
[B] Purgatorio
[C] Paradiso
[D] Utopia
Show Answer
Correct Answer: D [Utopia]
Notes:
The Divine Comedy by Dante Alighieri is divided into three parts: Inferno, Purgatorio, and Paradiso. Utopia is not part of this work.
48. Who is the author of ‘Ice Candy Man’?
[A] Bapsi Sidhwa
[B] Arundhati Roy
[C] Anita Desai
[D] Kiran Desai
Show Answer
Correct Answer: A [Bapsi Sidhwa]
Notes:
Ice Candy Man’ is a 1988 novel by Pakistani author Bapsi Sidhwa set in Lahore during the Partition of India. The narrative revolves around the abduction and recovery of Ayah, a young nursemaid, during the communal violence.
49. Who is the author of ‘The Argumentative Indian’?
[A] Amish Tripathi
[B] Ramachandra Guha
[C] Amitav Ghosh
[D] Arundhati Roy
Show Answer
Correct Answer: B [Ramachandra Guha]
Notes:
‘The Argumentative Indian’ is a 2005 non-fiction book by scholar and historian Ramachandra Guha containing a collection of essays exploring aspects of history and modern Indian society.
50. Who is the author of ‘The Emperor of All Maladies’?
[A] Siddhartha Mukherjee
[B] Atul Gawande
[C] Sudhir Kakar
[D] Amitav Ghosh
Show Answer
Correct Answer: A [Siddhartha Mukherjee]
Notes:
‘The Emperor of All Maladies’ is a 2010 nonfiction book by Indian-American oncologist Dr. Siddhartha Mukherjee. It is a biography of cancer, interweaving science history with personal patient stories, and it won the 2011 Pulitzer Prize for General Nonfiction.