Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Biology Invention and Discoveries
On what basis did Charles Darwin propose his theory of evolution?
1
By selecting the fittest organisms from organisms from a generation to produce the next generation
2
By a detailed study of fossils
3
By observation of variations in related species
4
More than one of the above
5
None of the above