396: As per the Human Development Index given by UNDP, which one of the following sequences of South Asian countries is correct, in the order of higher to lower development?
(a) India--Sri Lanka--Pakistan--Maldives
(b) Maldives--Sri Lanka--India--Pakistan
(c) Sri Lanka--Maldives--India--Pakistan
(d) Maldives--India--Pakistan--Sri Lanka
397: Which one of the following is the correct sequence of the given hills starting from the north and going towards the south?
(a) Nallamalai Hills-Nilgiri Hills-Javadi Hills-Anaimalai Hills
(b) Anaimalai Hills-Javadi Hills-Nilgiri Hills-Nallamalai Hills
(c) Nallamalai Hills-Javadi Hills-Nilgiri Hills-Anaimalai Hills
(d) Anaimalai Hills-Nilgiri Hills-Javadi Hills-Nallamalai Hills
398: Assertion (A) :
The frequency of floods in North Indian plains has increased during the last couple of decades.
Reason (R) :
There has been reduction in the depth of river valleys due to deposition of silt.
(a) Both A and R are true, and R is the correct explanation of A
(b) Both A and R are true, but R is not a correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true
399: Gestation period of a goat is about:
(a) 150 days
(b) 200 days
(c) 250 days
(d) 365 days
400: Sodium vapour lamps are preferred to incandescent lamps because of:
(a) Higher efficiency
(b) Higher tolerance in voltage fluctuations
(c) Easy installation
(d) Higher intensity of illumination