3366: Recently, linking of which of the following rivers was undertaken?
(a) Cauvery and Tungabhadra
(b) Godavari and Krishna
(c) Mahanadi and Sone
(d) Narmada and Tapti
3367: The working principle of a washing machine is
(a) centrifugation
(b) dialysis
(c) reverse osmosis
(d) diffusion
3368: The sequencing of the entire genome (the totality of all genes) of an organism was completed in 1996. The organism was
(a) albino mouse
(b) yeast
(c) human being
(d) Plasmodium vivax
3369: Decomposition of organic matter is due to:
(a) Virus
(b) Fungi
(c) Bacteria
(d) None of these
3370: Endoscopy, a technique used to explore the stomach or other inner parts of the body is based on the phenomenon of
(a) total internal reflection
(b) interference
(c) diffraction
(d) polarisation