7. (1) The Government may, by notification in the official Gazette, formulate such questionnaire as it thinks fit, and a Census Officer may require any persons within his jurisdiction to give answer to such questionnaire as he may think fit. (2) Any person who is required to give answers to the questionnaire and other relevant questions under clause (1) shall be legally bound to give answers to the best of his knowledge or belief: Provided that a woman shall not be bound to state the name of her husband or deceased husband or any other person whose name she is forbidden by custom to mention.