$4$A few stages and their respective time period in the evolutionary history of human beings are mentioned in the flowchart given below : 2025_CBSE_Biology_Set_Region7_Subset_Set1_Q19___p8_4

2025_CBSE_Biology_Set_Region7_Subset_Set1_Q19___p8_4

Based on the above information, answer the following questions : (a) Name one primate about 15 mya. (b) Name one place where fossils of primates were discovered in Eastern Africa. (c) Name the ancestor that lived in the East African grasslands about 2 mya. (d) Name the hominid that was found around 1 ⋅ 5 mya.

Biology · Evolution