What is Dry Ice?
Solid carbon dioxide
Liquid nitrogen
Ice cubes and saw dust
Ice cubes and salt
A.
Solid carbon dioxide
The gas commonly used in advertisement sign-boards and decorative lights is
nitrogen
chlorine
hydrogen
neon
Nag Tiba and Mahabharat ranges are included in
Sub-Himalayas
Trans-Himalayas
Greater Himalayas
Lesser Himalayas
Which of the following forests grows in waterlogged areas?
Mangrove
Evergreen
Deciduous
Coniferous
Combustion is a
physical and chemical process
biological process
physical process
chemical process