Heredity and Evolution – Practice Questions | Class-X
VSA How do we come know that organisms had common ancestors? (2016) SA-I Is it necessary that the newly generated species is better than the older one? Explain by giving two points. (2014)
VSA How do we come know that organisms had common ancestors? (2016) SA-I Is it necessary that the newly generated species is better than the older one? Explain by giving two points. (2014)