(a) Only one
The National Emblem of India includes four animals: a horse, bull, elephant, and lion. The emblem is based on the Lion Capital of Ashoka, a 250 BCE statue found in Sarnath. The emblem was adopted on January 26, 1950.
The elephant is the symbol (seal) of the Constituent Assembly of the Indian constitution. The Indian elephant (Elephas maximus indicus) is also the country’s national heritage animal. (Statement 2 is incorrect)

(c) Gene therapy for cancer
NexCAR19 is a cancer therapy that targets cancer cells that have the CD19 protein, which acts like a flag on the cells. It is intended to treat lymphomas and leukemia, which are types of blood cancer. NexCAR19 is the first CAR-T cell therapy to receive approval from the Central Drugs Standard Control Organisation (CDSCO) in India.
Developed by IIT Bombay and the Tata Memorial Centre, this gene-based therapy will help in curing different types of cancer. This NexCAR19 CAR T-cell therapy is the country’s first “Made in India” CAR T-cell therapy, which will significantly bring down the cost of cancer treatment.

(c) Both 1 and 2
Prime Minister (PM) Narendra Modi addressed the opening ceremony of RBI@90, as the Reserve Bank of India (RBI) marked its 90th year on April 1, 2024. The ceremony took place at National Centre for the Performing Arts in Mumbai, Maharashtra.
A special Rs 90 coin was unveiled by Prime Minister Narendra Modi to commemorate 90 years of RBI.
RBI was established on 1st April, 1935, based on the recommendation of Hilton Young Commission (formed in 1926).
RBI is formed in accordance with the provisions of RBI Act, 1934.
Sir Oborne Smith was the 1st Governor of Reserve Bank. He served as Governor of Reserve Bank from 1st April, 1935 to 30th June, 1937.
RBI was nationalised on 1st January, 1949 under the RBI(Transfer to Public Ownership) Act, 1948.
Central Office of the RBI was initially established in Kolkata, West Bengal. In 1937,it was shifted to Mumbai, Maharashtra.

(b) Only two
Neo-Vaishnavism is a monotheistic religion that focuses on devotion rather than salvation. It was propagated by Srimanta Sankardeva in the 15th-16th century in Assam. It emphasized devotion to Lord Krishna, a central figure in Vaishnavism, and advocated for a more inclusive and egalitarian society. (Statement 1 is incorrect)
Vaishnavism is a religion that worships Lord Vishnu or one of his incarnations, like Lord Krishna or Lord Rama. Vaishnavites follow the Vaishnava tradition, which emphasizes devotion and surrender to Lord Vishnu or his incarnations.
Neo-Vaishnavism is against idol worship and does not acknowledge the Rādhā-Krishna cult. It focuses on devotion to Krishna through congregational listening and singing. The movement challenged the caste system and promoted social equality.

(d) Photosynthesis and carbohydrate metabolism
Magnesium deficiency can affect photosynthesis in plants. Magnesium deficiency can also cause other issues, including: Carbohydrate accumulation, reduced root growth, altered chloroplast ultrastructure, reduced plasmodesmata, and Decreased CO assimilation, g, and transpiration rate.