What is the study of past events called?

Explanation: History examines past events, people, and societies using sources like manuscripts.

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Q: Which Mauryan ruler built the Mahabodhi Temple?
Ans: Ashoka

Q: Haversian canals contain blood vessels and what else?
Ans: collagen fibers

Q: What is the function of the crankshaft in a vehicle?
Ans: Converts linear motion to rotation

Q: Steroid hormones, such as cortisol and ecdysteroid, are lipids that contain four fused what?
Ans: carbon rings

Q: Which modern drug is an example of an antiepileptic?
Ans: Phenytoin

Q: What do plant viruses have that protect their cells?
Ans: cell wall

Q: Who founded the Brahmo Samaj?
Ans: Ram Mohan Roy

Q: Which Gupta ruler issued the Gadhwa inscription?
Ans: Kumaragupta

Q: Who has won the women's singles title at the Bendigo International Challenge Badminton Tournament held in Australia?
Ans: Tanya Hemant

Q: What is the energy change called when a neutral atom gains an electron?
Ans: electron affinity

Q: Which Indian wetland is a Ramsar site?
Ans: Sundarbans

Q: Nematodes have an alimentary canal, but lack what?
Ans: circulatory system

Q: Which country led the Enlightenment in France?
Ans: France

Q: A patient with gastric cancer develops gastric outlet obstruction. Which advanced procedure is indicated?
Ans: Gastric stenting

Q: A series of arches that support the gills of aquatic amphibians and fish are known as what?
Ans: branchial arches