Make sketch of hydrological cycle in nature.

Make sketc of hydrological cycle in nature.

Draw diagrammatic sketch of oxygen cycle in nature.

Hydrological cycle is controlled by

Hydrological cycle is controlled by

Draw a diagrammatic sketch of oxygen cycle in nature?

(i) Make a neat and labelled sketch of nitrogen cycle in nature. (ii) Describe in brief the role of nitrogen fixing bacteria and of lightenng in fixing atmospheric nitrogen. OR (i) Draw a neat labelled sketch of carbon cycle in nature. (ii) What is green house effect? How does carbon dioxide cause global warming in the atmosphere.

Hydrological cycle occurs between

Hydrology is

Hydrology is