Mita observed that her grandmother was preparing a family tree. On enquiring why it was done, she explained that it was necessary to know our roots as we have inherited many traits from our ancestors. She also mentioned that many family values and traditions are no longer followed as joint families had disappeared?     (3 marks)

(i) Who are the earliest members of human species? 

(ii) Where have the earliest members emerged?

(iii) What values do you think children would learn in a joint family?