Q. What is the role of HCl in our stomach?

Q. What is the difference between aqueous and non – aqueous solution?

Q. Amino acids show amphoteric behavior. Why?

Q. What do you mean by a solenoid?

Q. Which state is the largest producer of manganese in India? Mention any four uses of manganese.

Q. Write the necessary conditions for rusting of iron to take place.

Q. Write a sentence using the plural form of ‘datum’ or ‘radius’.

Q. “No party system is ideal for all countries and all situations. “Justify the statement with Arguments.

Q. What is coal? Write its uses.

Q. Define sexual reproduction.