21) As we go from the equator to the poles, the value of g :
a)remains the same
b)increases
c)decreases
d)none of these
22) Structural reforms in India do not include one of the following :
a)reduction of interest rates
b)land reforms
c)tax reforms
d)delicensing
23) The maximum displacement of the particle in a mechanical wave motion is known as
a)frequency
b)amplitude
c)phase
d)vibration
24) Ca 2+ is isoelectronic with
a)Mg 2-
b)Kr
c)Ar
d)Na+
25) The natural gaps across the mountains which provide routes are called ?
a) Peaks
b) Dunes
c) Passes
d) Plateaus
26) Which among the following are the Southernmost Hills?
a) Cardamom Hills
b) Nallamalai Hills
c) Javadi Hills
d) Nilgiri Hills
27) Nymph is the name of young one of
a) beetle
b) housefly
c) cockroach
d) butterfly
28) Who founded the Bethune College in Calcutta ?
a) Ishwar Chandra Vidyasagar
b) Raja Ram Mohan Roy
c) Rabindranath Tagore
d) Surendranath Banerjee
29) Upper Bari Doab canal was constructed in the year—
a) 1820
b) 1859
c) 1860
d) 1890
30) The fertile land between two rivers is called:
a) Water divide
b) Doab
c) Terai
d) Watershed