266: In binary system, 1010 is equivalent to
(a) 8
(b) 9
(c) 10
(d) 11
267: The time taken by the sun to revolve around the centre of our galaxy is
(a) 25 million years
(b) 100 million years
(c) 250 million years
(d) 500 million years
268: Which one of the following statements is correct? "Deccan Odyssey" is:
(a) A book on Chatrapati Shivaji
(b) A warship recently acquired by the Indian Navy
(c) A recently started air service between Mumbai and Colombo
(d) A luxury train which travels through Maharashtra and includes Goa in its journey
269: Which one of the following statements is correct?
(a) Cirrus clouds are composed of ice crystals.
(b) Cirrus clouds exhibit a flat base and have the appearance of rising domes.
(c) Cumulus clouds are white and thin, and form delicate patches and give a fibrous and feathery appearance.
(d) Cumulus clouds are classified as high clouds.
270: Which one of the following pairs is not correctly matched ?
(a) Govind Sagar Dam : Satluj River
(b) Ukai Reservoir Dam : Tapi River
(c) Kolleru Lake : Krishna River
(d) Wular Lake : Jhelum River