2691: The easiest way of finding out the nutritional status for large number of children in a short time is by:
(a) Studying their behaviour
(b) Studying their hair, face and eyes
(c) Measuring their height and weight
(d) All of the above
2692: Why is there a severe difference in the climates of Northern and Southern Hemisphere?
(a) Due to rotation of the earth around its axis
(b) Due to revolution of the earth around the sun of its orbit
(c) Both of the above
(d) None of the above
2693: The given diagram shows the number of students who failed in an examination comprising papers in English, Hindi and Mathematics. The total number of students who took the test is 500. What is the percentage of students who failed in at least two subjects ?
(a) 6.8
(b) 7.8
(c) 34
(d) 39
2694: Who among the following Sultans declared himself as a lieutenant of Caliph?
(a) Balban
(b) Iltutmish
(c) Ferozeshah Tughlaq
(d) Muhammad-bin-Tughlaq
2695: Which of the following is cold ocean current?
(a) Labrador
(b) Gulf Stream
(c) Kuro Shio
(d) None of these