1. The title Sikandar-i-Sani (Alexander the Second) was adopted by Alauddin, whose original name was Ali Gurshap, and Delhi was proclaimed Dar-ul-Khalifa (seat of the Caliph).

2. Using the title Sikandar Sani, Khilji minted coins.

3. Although Sani is 'second' in Arabic. In appreciation of his military achievement, the coin legend (Sikandar-i-Sani) translates to 'The Second Alexander'.

Article 40 was made and it became part of the Directive Principles of State Policy of the Constitution. However, the necessary legislation to bring the Panchayats into effect was not made immediately. Recommended the establishment of a three-tier Panchayati Raj system in the nation.

The Cabinet of the Interim Government of India is composed of the following members-

1. Agriculture and Food: Rajendra Prasad (INC)

2. Commerce: Ibrahim Ismail Chandrigar (ML)

3. Defence: Baldev Singh (INC)

4. Finance: Liaqat Ali Khan (ML)

5. Education and Arts: C Rajagopalachari (INC)

6. Health: Ghazanfar Ali Khan (ML)

7. Labour: Jagjivan Ram (INC)

8. Law: Jogendra Nath Mandal (ML)

9. Railways & Communications, Posts & Air: Abdul Rab Nistar (ML)

10. Work, Mine and Power: CH Bhabha (INC)

11. Commander-in-Chief: Sir Claude Auchinleck

12. Home Affairs, Information and Broadcasting: Sardar Vallabhbhai Patel (INC)

1. Dendrites are projections of a neuron (nerve cell) that receive signals (information) from other neurons.

2. Transfer of information from one neuron to another is achieved through chemical signals and electrical impulses, i.e. electrochemical signals.

(A) Guava

Guava is considered one of the richest sources of vitamin C among fruits. It contains a high concentration of ascorbic acid, which is a form of vitamin C. While other fruits like oranges and pineapples also contain vitamin C, guava surpasses them in terms of vitamin C content per serving. Tomatoes, although a good source of vitamin C, are generally lower in vitamin C compared to guava.

Paval Kut is the greatest of all the festivals celebrated in the state of Mizoram. Once all the crops are over, this harvest festival is celebrated with great joy. This festival is usually celebrated in the month of December or January.

1. The first eight lines present a historical record of the restoration work of the reservoir named "Sudarshan Lake", which was built by the great Maurya ruler Chandragupta Maurya in the 4th century BCE.

2. The greatest name of a Saka ruler in India is known from his coins, but even more so from his Junagarh inscription dated to the year 72 i.e. 150 AD.

(D) Jonas Salk

The polio vaccine was developed by Dr. Jonas Salk. He and his team conducted extensive research in the 1950s, leading to the development of the inactivated polio vaccine (IPV), which became widely used for the prevention of polio. The vaccine was a significant breakthrough in medical science and played a crucial role in the global effort to eradicate polio.