1296: With reference to Indian transport systems, consider the following statements:

1. Indian railways system is the largest in the world.
2. National Highways cater to 45 per cent of the total road transport demand.
3. Among the states, Kerala has the highest density of surface road.
4. National Highway No. 7 is the longest in the country.

Which of these statements are correct?

(a) 1 and 2
(b) 1 and 3
(c) 2 and 3
(d) 2 and 4
1297: Match List I (Industrial processes) with List II (Industry with which associated) and select the correct answer using the codes given below the Lists :

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

I. Cracking-------------(A) Rubber
II. Smelting-------------(B) Petroleum
III. Hydrogenation-------(C) Copper
IV. Vulcanization---------(D) Edible fats

Codes:

(a) I-C, II-B, III-A, IV-D
(b) I-B, II-C, III-D, IV-A
(c) I-B, II-C, III-A, IV-D
(d) I-C, II-B, III-D, IV-A
1298: In a fluorescent tube which of the following components are found?

(a) Mercury vapour

(b) Argon and carbon dioxide

(c) Helium and oxygen

(d) Argon and neon
1299: Gandhara School of Art was developed during the reign of:

(a) Ashoka

(b) Kanishka

(c) Chandragupta

(d) Bindusara
1300: Sparkling red colour after the blast of fire crackers is due to the presence of:

(a) Strontium

(b) Sodium

(c) Sulphur

(d) Magnesium