676: Why did Md-Bin-Tughlak change his capital from Delhi to Hyderabad/Deogiri?
(a) Because he wanted to improve trade in Deccan
(b) Because he wanted to spread Islam in the Deccan
(c) Because he wanted to punish the people of Delhi
(d) Because he wanted to escape from Mongolian invasion
677: Consider the following statements :
1. Maize can be used for the production of starch.
2. Oil extracted from maize can be a feedstock for biodiesel.
3. Alcoholic beverages can be produced by using maize.
Which of the statements given above is / are correct ?
(a) 1 only
(b) 1 and 2 only
(c) 2 and 3 only
(d) 1, 2 and 3
678: At what temperature are the readings of a Centigrade and Fahrenheit thermometer the same?
(a) -40
(b) 212
(c) 40
(d) 100
679: Which of the following is / are unique characteristic / characteristics of equatorial forests?
1. Presence of tall, closely set trees with crowns forming a continuous canopy
2. Coexistence of a large number of species
3. Presence of numerous varieties of epiphytes
Select the correct answer using the codes given below.
(a) 1 only
(b) 1 and 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
680: A clock gains 5 minutes in one hour. Therefore, the angle traversed by the minute hand in one minute is:
(a) 360°
(b) 390°
(c) 390.5°
(d) None of these