Science and Technology in India — Flashcards
NIOS · Class 10 · Indian Culture and Heritage
44 flashcards for Science and Technology in India (NIOS Class 10 Indian Culture and Heritage) to test yourself on key terms and facts.
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What does Ganita mean, and which branches are included in it?
Answer
Ganita is the general name for mathematics. It includes arithmetic, geometry, algebra, astronomy, and astrology. In Indian tradition, these branches were studied together because they were all useful …
What is Rekha Ganita?
Answer
Rekha Ganita is the name for geometry. It deals with lines, shapes, angles, and measurements. It was important in ancient India for practical work such as construction and altar making.
What is Bija Ganita?
Answer
Bija Ganita is the name for algebra. It deals with symbols, unknown numbers, and rules for solving equations. Aryabhatta is credited with discovering algebra in this tradition.
Why is Aryabhatta important in the history of astronomy?
Answer
Aryabhatta, the ancient astronomer-mathematician, wrote the Aryabhattiya in 499 AD. It is a concise text containing 121 verses. It explains astronomical ideas, the movement of the sun and moon, and th…
How did Aryabhatta explain lunar eclipse and solar eclipse?
Answer
A lunar eclipse happens when the shadow of the earth falls on the moon. A solar eclipse happens when the shadow of the moon falls on the earth. Aryabhatta gave a scientific explanation and showed that…
What is the importance of Varahamihira in astronomy?
Answer
Varahamihira was a 6th century AD astronomer who wrote Panch Siddhantika and Brihatsamhita. Panch Siddhantika is a summary of five schools of astronomy. His observations on the moon and earth were imp…
What did Brahmagupta contribute to mathematics?
Answer
Brahmagupta was a 7th century mathematician and author of Brahmasputa Siddhanta. It was the first book to mention zero as a number. He also described negative numbers as debts and positive numbers as …
Why is zero important in Indian mathematics?
Answer
Zero was discovered in India in the second century BC, and Brahmagupta was the first to mention it as a number in Brahmasputa Siddhanta. Zero became essential for calculation, place value, and advance…
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