81: With reference to India, consider the following Central Acts:

1. Import and Export (Control) Act, 1947

2. Mining and Mineral Development (Regulation) Act, 1957

3. Customs Act, 1962

4. Indian Forest Act, 1927

Which of the above Acts have relevance to/bearing on the biodiversity conservation in the country?

(a) 1 and 3 only
(b) 2, 3 and 4 only
(c) 1, 2, 3 and 4
(d) None of the above Acts
82: Three students are picked at random from a school having a total of 1000 students. The probability that these three students will have identical data and month of their birth is:

(a) 3/1000
(b) 3/365
(c) 1/(365)2
(d) 1/(365)2
83: Who among the following is said to have witnessed the reigns of eight Delhi Sultans?

(a) Ziauddin Barani

(b) Shams-i-Siraj Afif

(c) Minhaj-us-Siraj

(d) Amir Khusrau
84: Assertion (A)

The First War of Indian Independence started in 1857

Reason (R)

The soldiers refused to use the greased cartridges

(a) if A and R both are correct and R is the correct explanation of A

(b) if A and R both are correct but R is not the correct explanation of A

(c) if A is incorrect but R is correct

(d) if A is correct but R is incorrect
85: Mahatma Gandhi was referred to as the "Father of the nation" first by

(a) Jawaharlal Nehru

(b) Vallabhbhai Patel

(c) C. Rajagopalachari

(d) Subhash Chandra Bose