Give reasons. (AS1)

The process of digestion goes on in a person whose central nervous system has been largely affected.

What is mastication? Explain the role of different sets of teeth in this process. (AS1)

There is a great variety in diversified life processes, express your feelings in the form of a poem. (AS7)

Distinguish between (AS1)

Central nervous system and peripheral nervous system

Give reasons. (AS1)

Urination increases when we take lot of fluids

Rafi said smell also increase our appetite can you support this statement. How? (AS1)

What do you mean by hunger pangs? (AS1)

Consider that you are passing by a garbage disposal area and you immediately cover your nose. Arrange the events below in a logical order by marking them from 1 to 5 to trace the events that happen in the nervous system from detection of foul smell (stimulus generation) to covering your nose (response). (AS1)

A. At the end of the axon, electrical impulse releases chemicals

B. Stimulus received by the dendrites of a neuron sets off a chemical reaction that creates an electrical impulse.

C. Electrical impulse transmitted through cell body and axon

D. The chemicals cross the synapse and reach the next neuron. Similarly, the electrical impulse crosses several neurons

E. Finally, the impulse is delivered from neuron to the gland that helps in recognition of the foul smell and muscle cells that help in covering the nose

Write difference between the following. (AS1)

bolus – chyme

Do you think body’s team work maintains the functioning of our body? Justify your answer with an example. (AS1)

Give reasons. (AS1)

If we press tongue against the palate we can recognize taste easily.