91: Ticks and mites are actually
(a) Arachnids
(b) Crustaceans
(c) Insects
(d) Myriapods
92: Assertion (A): Balance of Payments represents a better picture of a country's economic transactions with the rest of the world than the Balance of Trade.
Reason (R) : Balance of Payments takes into account the exchange of both visible and invisible items whereas Balance of Trade does not.
(a) Both A and R are individually true R is the correct explanation of A.
(b) Both A and R are individually true R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
93: Consider the following statements :
I. Tapeworm is a hermaphrodite.
II. Round-worm has separate sexes.
III. Filaria is caused by a nematode.
IV. Guinea-worm is an annelid.
Which of these are correct ?
(a) I and II
(b) I, II and III
(c) III and IV
(d) II, III and IV
94: Which one of the following statements is correct with reference to our solar system ?
(a) The Earth is the densest of all the planets in our solar system
(b) The predominant element in the composition of Earth is silicon
(c) The Sun contains 75 per cent of the mass of the solar system
(d) The diameter of the Sun is 190 times that of the Earth
95: On a half-moon night the angle between the moon and the sun when measured from earth is about
(a) 45°
(b) 60°
(c) 90°
(d) 180°