✅ Correct Answer: Carbohydrates 58% + Proteins 12% + Fats 30%
Source: This question is taken from the Everyday Science
✅ Correct Answer: A class of nucleic acids
✅ Correct Answer: Accumulation of salts in soil
✅ Correct Answer: Igneous rock
✅ Correct Answer: smallest particle of an element which can undergo a chemical reaction