1. The Constituent Assembly passed the Constitution of India on November 26, 1949, but it came into force on January 26, 1950. India came into existence as a Republic on January 26, 1950.

2. The Constituent Assembly was established on December 9, 1946, to frame the Constitution of India. There were a total of 389 members in the Constituent Assembly, out of which 299 members were from the Indian National Congress. The Constituent Assembly drafted the Constitution in 2 years, 11 months and 18 days.

3. The Constitution of India is a written constitution. It is the longest-written constitution in the world. It consists of 395 articles, 8 schedules and 12 schedules. The Constitution sets out the structure, powers and functions of the Government of India. It also ensures the rights and freedoms of the citizens.

Answer: B) Eleven Explanation: List of fundamental duties of the citizens of India in Article 51A of the Indian Constitution : 1. to abide by the constitution and respect its ideal and institutions; 2. to cherish and follow the noble ideals which inspired our national struggle for freedom; 3. to uphold and protect the sovereignty, unity and integrity of India; 4. to defend the country and render national service when called upon to do so; 5. to promote harmony and the spirit of common brotherhood amongst all the people of India   transcending religious, linguistic and regional diversities, to renounce practices derogatory to the   dignity of women; 6. to value and preserve the rich heritage of our composite culture; 7. to protect and improve the natural environment including forests, lakes, rivers, and wild-life       and to have compassion for living creatures; 8. to develop the scientific temper, humanism and the spirit of inquiry and reform; 9. to safeguard public property and to abjure violence; 10. to strive towards excellence in all spheres of individual and collective activity 11. who is a parent or guardian , to provide opportunities for education to his child, or as the case may be, ward between the age of six and fourteen years.