66: Consider the following pairs:
Wildlife:
1. Blue-finned Mahseer
2. Irrawaddy Dolphin
3. Rusty-spotted Cat
Naturally found in
1. Cauvery River
2. Chambal River
3. Eastern Ghats
Which of the pairs given correctly matched?
(a) 1 and 2 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
67: There are 8 equitant points A, B, C, D, E, F, G and H in the clockwise direction on the periphery of a circle. In a time interval t, a person reaches from A to C with uniform motion while another person reaches the point E from the point B during the same time interval with uniform motion. Both the persons move in the same direction along the circumference of the circle and start at the same instant. How much time after the start, will the two persons meet each other?
(A) 4t
(B) 7t
(C) 9t
(D) Never
68: Consider the following statements :
I. Arya Samaj was founded in 1835.
II. Lala Lajpat Rai opposed the appeal of Arya Samaj to the authority of Vedas in support of its social reform programmes.
III. Under Keshab Chandra Sen, the Brahmo Samaj campaigned for women's education.
IV. Vinoba Bhave founded the Sarvodaya Samaj to work among rufugees.
Which of these statements are correct ?
(a) I and II
(b) II and III
(c) II and IV
(d) III and IV
69: Why the Indian farmers plough their fields during the time interval between two crops?
(a) In order to keep the soil loose for further cultivation
(b) To increase the porosity of the soil
(c) To escape drought
(d) To prevent clodding
70: In the Indian context the term De-notified tribes refers to
(a) tribes which are aboriginals
(b) nomadic tribes
(c) tribes practising shifting cultivation
(d) tribes which were earlier classified as criminal tribes