Explain Haversian system.

Observe the below flow chart. Fill the boxes. Explain to which system this belongs to.

What is triad system?

Haversian systems are present in the bones of

Explain the digestive system of man with neat labelled diagram.

Draw a schematic diagram of villus in small intestine. Explain how digestive system coordinate with circulatory system.

Draw a schematic diagram of villus in small intestine. Explain how digestive system coordinate with circulatory system.

Explain "system" and "surroundings".

Explain the evolutionary changes in energy releasing system.

What are the types of systems? Explain give one example each?

Explain different types of Root-Systems with examples and write the functions of roots.