611: Which among the following National Highway routes is the longest?
(a) Agra-Mumbai
(b) Chennai-Thane
(c) Kolkata-Hajira
(d) Pune-Machilipatnam
612: Which one of the following plants is effective in reducing water pollution and is also useful for producing bio gas ?
(a) Eucalyptus
(b) Water hyacinth
(c) Salvinio
(d) Lotus
613: Which of the following distance-time graph (x - t) represents one-dimensinal uniform motion?
614: Which one of the following reflects the nicest, appropriate relationship between law and liberty?
(a) if there are more laws, there is less liberty.
(b) If there are no laws, there is no liberty.
(c) If there is liberty, laws have to be made by the people.
(d) If laws are changed too often, liberty is in danger.
615: Near the end of the year 2006, which one of the following countries was suspended from the Commonwealth after a military coup ?
(a) Tanzania
(b) Fiji
(c) Myanmar
(d) Kenya