(37)DHCP is mainly used to
(a) Routing
(b) Provide IP address automatically to the devices
(c) Multicasting
(d)Converting IP address to domain name
(38)The chemical name of quick lime is
(a) Calcium oxide
(b) Calcium hydroxide
(c) Calcium carbonate
(d)Calcium chloride
(39)Presence of excess fluorine in water causes
(a) Dental Cavity
(b) Fluorosis
(c) Respiratory disease
(d)Tooth Decay
(40)Which one among the following book is centered around ‘environment’ ?
(a) Silent Spring
(b) The Late ,Great Planet Earth
(c) And Then One Day
(d)Here I Stand
(41)The first person ever to reach the South Pole was
(a) Peary
(b) Amundsen
(c) Amerigo Vespucci
(d)Magellan
(42)The largest tea growing country in the World is
(a) China
(b) Sri Lanka
(c) Brazil
(d)India