71. What was the name of the famous Mauryan physician?
a) Charaka
b) Susruta
c) Aryabhata
d) Bhaskara
Answer: a) Charaka
72. Which of the following was NOT a Mauryan achievement in science and technology?
a) Metallurgy
b) Irrigation
c) Shipbuilding
d) Aeronautics
Answer: d) Aeronautics
73. Who was the Mauryan emperor who converted to Buddhism after the Kalinga War?
a) Chandragupta Maurya
b) Bindusara
c) Ashoka
d) Brihadratha
Answer: c) Ashoka
74. Which of the following was NOT a feature of Mauryan agriculture?
a) Use of iron plough
b) Crop rotation
c) Irrigation
d) Use of chemical fertilizers
Answer: d) Use of chemical fertilizers
75. What was the name of the famous Mauryan minister who was responsible for the construction of Ashokan pillars?
a) Chanakya
b) Vishnugupta
c) Amatya
d) Visakhadatta
Answer: c) Amatya