Homo sapiens originated how many years ago
About $1\frac{1}{2}$ lakh years ago
About $2$ lakh years ago
About $2\frac{1}{2}$ lakh years ago
About $3$ lakh years ago
Palynology is the study of
Which of the following is related with reproductive isolation
Identify the phenomenon in which the members of a species do not interbreed with the members of other species or same species
Which of the following is known as age of mammals