662. In which year did Chilarai successfully attempt to capture the Ahom capital Garhgaon?
Answer: 1563
A
1558
B
1559
C
1560
D
1563
Detailed Explanation
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The source gives 1563 for Chilarai's successful attempt to capture Garhgaon. Chilarai was the younger brother of Nara Narayan and the chief military commander of the Koch kingdom.
665. The oldest cannon inscription discovered in Assam belongs to which dynasty?
Answer: Koch dynasty
A
Varman dynasty
B
Koch dynasty
C
Koch dynasty
D
Pala dynasty
Detailed Explanation
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The source identifies the Koch dynasty with the oldest cannon inscription discovered in Assam. Cannon inscriptions provide evidence of the development of gunpowder warfare.
Bakul Kayastha was a mathematician associated with medieval Kamarupa. His works form part of the region's mathematical and scientific literary tradition.
673. Who wrote the two notable mathematical works Kitab-i-Matiri and Lilavati?
Answer: Bakul Kayastha
A
Sridhar
B
Ram Saraswati
C
Bakul Kayastha
D
Purushottam Vidyavagish
Detailed Explanation
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The source credits Bakul Kayastha with these mathematical works. The broader Assamese intellectual tradition also preserved Sanskrit learning in mathematics and grammar.
678. The Koch dynasty reached its peak during the reign of:
Answer: Nara Narayan
A
Nara Narayan
B
Bir Narayan
C
Biswa Singha
D
Chilarai
Detailed Explanation
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The Koch dynasty reached its greatest territorial and political prominence under Nara Narayan. Chilarai's military campaigns were a major factor in this expansion.