Rules imposed by caste system are

1) Castes are determined since birth of the child, it is not a matter of choice and it was not to be changed.

2) One cannot marry a person who is not the member of his/her own caste. It is endogamy recognised under caste system.

3) Person of a particular caste shall have to strictly observe the rules of food and food sharing.

4) A person born into a caste can only practice the occupation associated with that caste, like the son of a barber will be barber, etc

5) Shudras and untouchables were born to serve the upper castes, they cannot share food with upper caste individuals.

6) Caste involves hierarchy of rank and status every person has a caste; every caste has a sub-caste and every caste has a specified place in the hierarchy of all castes.

7) Castes involved subdivision within themselves sometimes sub-castes also have sub-caste.

Social Change. Refers to changes in the way society is organized, the beliefs, &/or practices of the people who live in that society. Some changes can be predicted or observed.

According to this concept poverty must be seen in terms of the por having to live only in poor surroundings with other poor people, exculded from enjoying social equality with better-off people in better and oppurtunities that others enjoy. Eg: Caste System

Resource mobilization theory:  —This theory was proposed by Mc Carthy and Zald who argued that a social movement‘s success depends on its ability to mobilize resources such as leadership, organizational capacity and communication facilities, and can use within the available political opportunity structure, it is more likely to be effective.

Assimilation is the movement of digested food molecules into the cells of the body and their utilization. For example, glucose is used in respiration to provide energy. Amino acids are used to build new proteins.

Demography is interested in changes in human populations, demographers focus on specific indicators of change. Two of the most important indicators are birth and death rates, which are also referred to as fertility.

a. They are considered to be so ‘impure’ that their mere touch severely pollutes members of all other castes.

b. They are not allowed to enter in some of the temples by the priests.

c. Prohibited from eating with other caste members.

d. Prohibited from marrying other upper caste members.

e. Bonded labour.

f. Their occupation is decided by their caste.

g. Untouchability does not offer equal opportunity to these people and thus hinders the progress of society.

h. The untouchables are treated in an unfair manner, and many times their entry at certain places like temples etc. are also denied.