3311: Which one among the following languages has largest number of speakers in the world?

(a) Bengali
(b) French
(c) Japanese
(d) Portuguese
3312: Which one of the following shows the correct sequence of occurrence of four towns/ cities as one proceeds from west to east?

(a) Ajmer, Darbhanga, Kohima, Silchar

(b) Surat, Wardha, Rourkela, Bharuch

(c) Pandharpur, Gulbarga, Kottagudam, Visakhapatnam

(d) Anand, Rajkot, Dhanbad, Aizawl
3313: The major component of honey is

(a) glucose
(b) sucrose
(c) maltose
(d) fructose
3314: Neutron was discovered by:

(a) Ouo Hahn

(b) Enrico Fermi

(c) Lise Meitner

(d) James Chadwick
3315: Which of the following professional (s) are more likely to run the risk of a permanent change in their cell's DNA ?

I. Researchers using carbon-14 isotope
II. X-ray technician
III. Coal miner
IV. Dyer and Painter

Select the correct answer by using the codes given below :
(a) II alone
(b) I, II and III
(c) I, II and IV
(d) I, III and IV