536: Consider the following languages :
1. Gujarati
2. Kannada
3. Telugu
Which of the above has/have been declared as Classical Language/Languages by the Government?
(a) 1 and 2 only
(b) 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
537: Atoms of the same element having the same atomic number but different atomic weight are called
(a) Isobars
(b) Isotopes
(c) Polymers
(d) Isomers
538: The best conceiving season for cows and buffaloes is:
(a) Summer
(b) Winter
(c) Spring
(d) There is no definite relationship between conceiving and season
539: Which one of the following is a historical work by Hemachandra?
(a) Dvasraya-kavya
(b) Prabandhachintamani
(c) Kamatakabhasabhushana
(d) Samaranganasutradhara
540: The river shown on the map is
(a) Irrawaddy
(b) Mekong
(c) Chao Phraya
(d) Salween