Q. Which of the following statement/s is/are correct?
1.Sushruta Samhita explains the importance of Alkalies.
2.Rasopanishada describes the preparation of gunpowder mixture.
3.The Charaka Samhita mentions Indians who knew how to prepare sulphuric acid, nitric acid and oxides of copper, tin and zinc.
Choose the correct answer from below given codes:

[A] 1 only

[B] 1 and 2 only

[C] 2 and 3 only

[D] 1, 2 and 3

Answer: D
Notes:

Explanation: A vast number of statements and material described in the ancient Vedic literature can be shown to agree with modern scientific findings.

  • Copper utensils, iron, gold, silver ornaments and terracotta discs and painted grey pottery have been found in many archaeological sites in north India.
  • Sushruta Samhita explains the importance of Alkalies.
  • The Charaka Samhita mentions ancient indians who knew how to prepare sulphuric acid, nitric acid and oxides of copper, tin and zinc;
  • The sulphates of copper, zinc and iron and the carbonates of lead and iron.
  • Rasopanishada describes the preparation of gunpowder mixture.

Source: Science NCERT