1516: Consider the following statements about acetylene :

I. It is used in welding industry.
II. It is raw material for preparing plastics.
III. It is easily obtained by mixing silicon carbide and water.

Of these statements :

(a) I and II are correct

(b) I and III are correct

(c) II and III are correct

(d) I, II and III are correct
1517: Each of the persons A, B, C, D and E possesses Unequal number (<10) of similar items. A, B and C possess 21 items in all, while C, D and E possess 7 items in all. How many items do A and B possess in all?

(A) 17
(B) 15
(C) 18
(D) Data is insufficient
1518: Which one of the following pairs is not correctly matched ?

(a) Jamnalal Bajaj : Satyagraha Ashram at Wardha

(b) Dadabhai Naoroji : Bombay Association

(c) Lala Lajpat Rai :. National School at Lahore

(d) Bal Gangadhar Tilak : Satya Shodhak Sabha
1519: Who inscribed the name of Khalifa of Baghdad on his coins?

(a) Alauddin Khilji

(b) Iltutmish

(c) Qutub-ud-din

(d) Balban
1520: Match List-I with List-II and select the correct answer using the codes given below the lists :

List-I (Organization) -- List-II (Associated Convention/Person/Place/Headquarters)

A. Amnesty International -- 1.Visculi

B. Common wealth of Independent States (CIS) -- 2. Paris

C. Danube Commission -- 3. Peter Beneson

D. Europian Space Agency -- 4. Belgrade Convention

(a) 4 2 3 1
(b) 3 2 4 1
(c) 4 1 3 2
(d) 3 1 4 2