1. Green house is a glass enclosure that is used for growing tropical plants in colder areas even during the winter.

    Green house is a glass enclosure that is used for growing tropical plants in colder areas even during the winter.

    See less
    • 2
  2. Denitrification is reduction of nitrates into gaseous nitrogen which escapes from soil into atmosphere.

    Denitrification is reduction of nitrates into gaseous nitrogen which escapes from soil into atmosphere.

    See less
    • 2
  3. Conversion of inert elemental nitrogen gas into biologically usable form is called nitrogen fixation.

    Conversion of inert elemental nitrogen gas into biologically usable form is called nitrogen fixation.

    See less
    • 2
  4. Water cycle or Hydrological cycle is repeated circulation of water among various components of the biosphere involving evaporation of water more from the sea and falling (precipitating) more on land and flowing back into the sea by rivers.

    Water cycle or Hydrological cycle is repeated circulation of water among various components of the biosphere involving evaporation of water more from the sea and falling (precipitating) more on land and flowing back into the sea by rivers.

    See less
    • 2
  5. Marine organisms receive continuous supply of nutrients by rivers which bring the same from rocks and soils over which water flows.

    Marine organisms receive continuous supply of nutrients by rivers which bring the same from rocks and soils over which water flows.

    See less
    • 2