511: What is the correct sequence of the following Indian states in descending order of their length of surface roads per 100 km. sq. of their area ?

I. Haryana
II. Maharashtra
III. Punjab
IV. Tamil Nadu

Select the correct answer using the codes given below :

Codes :

(a) IV, II, III, I
(b) IV, III, I, II
(c) III, IV, I, II
(d) III, IV, II, I
512: The first month of the Saka era is:

(a) Chaitra

(b) Vaishakha

(c) Phalguna

(d) Pausha
513: Sir J. C. Bose was a great scientist because he showed the:

(a) Sensitivity in plants

(b) Pigments in plants

(c) Growth in plants

(d) Relations between plants and animals
514: Mahmud Gawan was the Prime Minister in

(a) Gujarat kingdom

(b) Kingdom of Kashmir

(c) Bahmani kingdom

(d) Kingdom of Mysore
515: The thermal power plant of Bokaro is located in

(a) Bihar
(b) Chhattisgarh
(c) Jharkhand
(d) Orissa