Answer: C) 1 proton only Explanation: The nucleus of hydrogen consists of only a single proton. Its parts are a single negatively-charged electron that circles a single positively-charged nucleus of the hydrogen atom. The electron is bound to the nucleus by the Coulomb force.

Answer: A) 1 Explanation: While using punctuations, only one space is used.

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.

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