81: The human immuno deficiency virus (HIV) is a living entity because it can

(a) Excrete in human serum

(b) Disturb host cell respiration

(c) Undergo auto-reproduction

(d) Move from one cell to another
82: Consider the following Princely States of the British rule in India:
1. Jhansi
2. Sambalpur
3. Satara
The correct chronological order in which ; they were annexed by the British is:
(a) 1-2-3
(b) 1-3-2
(c) 3-2-1
(d) 3-1-2
83: Iron ore mines are located in which of the following group of places?

(a) Bokaro, Balaghat, Hazaribagh

(b) Singhbhum, Monghyr, Singareni

(c) Jharia, Raniganj, Wardha

(d) Singhbhum, Mayurbhani, Keonihar
84: Match List I with List II and select the correct answer using the codes given below the lists :

List I-------------List II

I. 1556----------(A) Battle of Haldi Ghati

II. 1600---------(B) Nadir Shah's capture of Delhi

III. 1686--------(C) Death of Shivaji

IV. 1739--------(D) Grant of Charter to East India Company

------(E) Accession of Akbar

Codes:

(a) I-C, II-D, III-B, IV-A
(b) I-E, II-D, III-C, IV-B
(c) I-E, II-B, III-A, IV-D
(d) I-A, II-E, III-C, IV-B
85: The President of Union of India has the same constitutional authority as the:

(a) British Monarch

(b) President of U.S.A.

(c) President of Egypt

(d) President of Russia