1536: With reference to the invaders in ancient India, which one of the following is the correct chronological order ?
(a) Greeks - Sakas - Kushans
(b) Greeks - Kushans - Sakas
(c) Sakas - Greeks - Kushans
(d) Sakas - Kushans - Greeks
1537: A man proceeding to the north turns to the right. After some time he takes a turn to the left and again to the left. Then he goes to his right and after some distance again turns towards his right. The direction in which he is now moving is
(a) West
(b) South
(c) North
(d) East
1538: Shifting cultivators normally grow:
(a) A single crop which is mainly consumed
(b) The major crop along with cereals
(c) Cash crops along with fodder
(d) Grains, vegetables and tubers in rotation
1539: Among the following organisms, which one does not belong to the class of other three ?
(a) Crab
(b) Mite
(c) Scorpion
(d) Spider
1540: Which one among the following has the maximum number of National Parks?
(a) Assam
(b) Meghalaya
(c) Andaman and Nicobar Islands
(d) Arunachal Pradesh