1616: 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
1617: Which one of the following techniques can be used to establish the paternity of a child ?
(a) Protein analysis
(b) Chromosome counting
(c) Quantitative analysis of DNA
(d) DNA finger-printing
1618: Which reference to the Wholesale Price Index (WPI), consider the following statements:
1. The new WPI series with base 1993-94 = 100 became effective from April 1998
2. In the new WPI series, became effective from 1 April 2000. Statements 2 and 3 are correct
3. The weight for electricity has increased in the new WPI series
Which of these statements are correct ?
(a) 1, 2 and 3
(b) 2 and 3
(c) 1 and 3
(d) 1 and 2
1619: Which of the following pairs is correct?
City : River
(a) Baghdad : Tigris
(b) Bonn : Danube
(c) Rome : Seine
(d) Paris : Tiber
1620: Which one of the following observations is not true about the Quit India Movement of 1942 ?
(a) It was a spontaneous movement
(b) It was led by Mahatma Gandhi
(c) It was a non-violent movement
(d) It did not attract the labour class in general