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#human evolution

9 public questions tagged with this topic.

Which species is considered the closest extinct relative of modern humans?

Neanderthal Man is considered the closest extinct relative of modern humans, with a brain size comparable to Homo sapiens. This follows from NCERT principle where relation explains outcome clearly for students.

Ref: NCERT Biology Textbook for Class XI and XII (Zoology section), Chapter: Biology - Zoology portion covering relevant system and function, Topic: Structural organization and physiology.

Which hominid species lived in East African grasslands and used stone tools about 2 million years ago?

Australopithecus lived in East African grasslands about 2 million years ago and used primitive stone tools. This follows from NCERT principle where relation explains outcome clearly for students.

Ref: NCERT Biology Textbook for Class XI and XII (Zoology section), Chapter: Biology - Zoology portion covering relevant system and function, Topic: Structural organization and physiology.

Homo sapiens originated approximately

300 kya reflects key principle in quiz on geological time scale+pyqs, where evolutionary mechanisms shape genetic variation and adaptation. In this context, 300 kya aligns with experimental and theoretical evidence from population genetics, behavioral ecology and molecular phylogeny. Textbooks like Campbell Biology, Futuyma Evolution and Hartl Principles illustrate supporting data. Understanding why 300 kya fits helps integrate natural selection, environment.

Ref: USGS, Geological Time Scale, Eons and Eras.