1841: Consider the following pairs:

1. Radhakanta Deb: First President of the British Indian Association
2. Gazulu Lakshminarasu Chetty: Founder of the Madras Mahajana Sabha
3. Surendranath Banerjee: Founder of the Indian Association

Which of the above pairs is/are correctly matched?

(a) 1 only
(b) 1 and 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
1842: Match the areas shown as A, B, C and D on the given map showing with the largest religious minorities. Select the correct answer using the codes given below the list of minorities.


Largest Religious Minorities

1. Buddhists
2. Christians
3. Jains
4. Muslims
5. Sikhs

Codes:
(a) A-5, B-1, C-3, D-2
(b) A-4, B-3, C-2, D-1
(c) A-5, B-3, C-1, D-2
(d) A-4, B-2, C-1, D-3
1843: A radioactive substance has a half-life of four months. Three-fourth of the substance would decay in

(a) 3 months

(b) 4 months

(c) 8 months

(d) 12 months
1844: The light from the Sun reaches the Earth in about

(a) 2 min

(b) 4 min

(c) 6 min

(d) 8 min
1845: Who is the first Indian to win the grand-master's title ?

(a) D. V. Prasad

(b) S. V. Natarajan

(c) Vishwanathan Anand

(d) Ravi Kumar