Madhya Pradesh Police Exam Model Paper 1

The correct answer is Tartaric and malic acid.

• Tartaric and malic acid are the acids that are present in most grapes.
• Grapes are the most important raw material for the preparation of wine.
• Many other organic acids, including amino acids, are also found in juice and wines.
• Tartaric and malic acid account for over 90% of the total acids present in grapes.
• Grapes are one of the rare fruits that contain tartaric acid.