1661: With reference to India, which one of the following statements is not correct?
(a) IPCL is India's largest petro-chemical company
(b) RIL is the largest private sector company in India
(c) MTNL is listed on NYSE
(d) NSNL is the first telecom service organization in India to launch a nationwide cellular service at one time
1662: Which one of the following plants can fix nitrogen from air?
(a) Rice
(b) Wheat
(c) Pea
(d) Maize
1663: The number of times in a day the Hour-hand and the Minute-hand of a clock at right angles is
(a) 44
(b) 48
(c) 24
(d) 12
1664: At a given time, two players are standing on a play-field. The cartesian coordinates of their locations are (20, 60) and (-40, -20) units. What is the distance between the players ?
(a) 60 units
(b) 80 units
(c) 100 units
(d) 140 units
1665: Diffusion of light in the atmosphere takes place due to
(a) Carbon dioxide
(b) Dust particles
(c) Helium
(d) Water vapours