826: Vultures which used to be very common in Indian countryside some years ago are rarely seen nowadays. This is attributed to
(a) the destruction of their nesting sites by new invasive species
(b) a drug used by cattle owners for treating their diseased cattle
(c) scarcity of food available to them
(d) a widespread, persistent and fatal disease among them
827: Which one of the following Articles of the Constitution of India says that the executive power of every State shall be so exercised as not to impede or prejudice the exercise of the executive power of the Union ?
(a) Article 257
(b) Article 258
(c) Article 355
(d) Article 356
828: AIDS is:
(1) Caused by virus
(2) Carried by body fluid, blood and serum
(3) Found mostly in males
(4) Found mostly in homosexuals
(a) 1 and 4 are correct
(b) 1,2 and 4 are correct
(c) 2 and 3 are correct
(d) 1, 2, 3 and 4 are correct
829: WiMAX is related to which one of the following?
(a) Missile technology
(b) Communication technology
(c) Space technology
(d) Biotechnology
830: What is the average distance (approximate) between the Sun and the Earth?
(A) 150x10 6km
(B) 100x10 5km
(C) 110x10 6km
(D) 70x10 5km