4436: Consider the following statements :
AIDS is transmitted
I. by sexual intercourse.
II. by blood transfusion.
III. by mosquitoes and other blood sucking insects.
IV. across the placenta.
Of these statements
(a) I, II and III are correct
(b) I, II and IV are correct
(c) I, II and IV are correct
(d) I and III are correct
4437: Which one of the following crops enriches the nitrogen content in soil ?
(a) Potato
(b) Sorghum
(c) Sunflower
(d) Pea
4438: Who established four Maths in four corners of India?
(a) Shankaracharya
(b) Bhaskara
(c) Ramanujacharya
(d) None of these
4439: There are 6 persons A, B, C, D, E and F. they are to be seated in a row such that B never sits anywhere ahead of A, and C never sits anywhere ahead of B. In how many different ways can this be done?
(A) 120
(B) 72
(C) 60
(D) None
4440: The demand for Pakistan was made by the Muslim League for the first time in:
(a) 1938
(b) 1940
(c) 1941
(d) 1946