2741: Consider the following pairs:
1. Ashok Leyland : Hinduja Group
2. Hindalco Industries : A.V. Birla Group
3. Suzlon Energy : Punj Lloyd Group
Which of the pairs correctly matched?
(a) 1 & 2
(b) 2 only
(c) 1 & 3
(d) 1, 2, 3
2742: Those who give birth to young-ones are called viviparous. Some fishes lay eggs. Therefore:
(a) Some fishes do not lay eggs
(b) Some frogs are fishes
(c) Some frogs do not lay eggs
(d) Some fishes are viviparous
2743: What is the common feature in insects like ant and cockroach?
(a) They bite and chew their food
(b) They live in temperate climate conditions
(c) They have cutting and sucking type of mouth parts
(d) They are social insects
2744: Optical fibre works on the principle of
(a) total internal reflection
(b) refraction
(c) scattering
(d) interference
2745: Which one of the following was a journal brought out by Abul Kalam Azad ?
(a) Zamindar
(b) Al-Hilal
(c) Comrade
(d) The Indian Sociologist