Explain briefly about greenhouse effect?

Explain briefly about the structure of 'Diamond'?

Explain briefly about the structure of stomach.

Explain briefly about the structure of 'Graphite'?

Explain briefly about Pranayama - the art of breathing.

Explain in brief about the alternate methods to be followed to prevent the harmful effects of over usage of pesticides. (OR) Mention any four effective methods of controlling pests, which are less harmful on environment based on biological principles.

Write briefly about inner ear.

Write briefly about Ligament.