From which ancestral groups did birds and mammals evolve?
- AEocene and Oligocene periods
- BSilurian and Devonian periods
- CCarboniferous and Permian periods
- DJurassic and Triassic periods
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Similar Questions
Find out the correct match from the following table $:-$
$(i)$ Vertebrate brain Homologous organ,Divergent evolution $(ii)$ Vertebrate heart Analogous organ,Convergent evolution $(iii)$ Thorn of Bougainvillea and tendrils of Cucurbita Homologous organ,Divergent evolution
| $(i)$ Vertebrate brain | Homologous organ,Divergent evolution |
| $(ii)$ Vertebrate heart | Analogous organ,Convergent evolution |
| $(iii)$ Thorn of Bougainvillea and tendrils of Cucurbita | Homologous organ,Divergent evolution |
Medium
View SolutionLong-term adaptation is helpful in which of the following?
Medium
View SolutionMatch the factors of modern synthetic theory/speciation in Column $I$ with the examples in Column $II$ and select the correct option.
Column $I$ Column $II$ $A$. Natural selection $I$. Darwin's finches $B$. Geographical isolation $II$. Mule $C$. Hybrid sterility $III$. Cichlid fishes in Lake Victoria $D$. Sympatric speciation $IV$. Biston carbonaria
| Column $I$ | Column $II$ |
| $A$. Natural selection | $I$. Darwin's finches |
| $B$. Geographical isolation | $II$. Mule |
| $C$. Hybrid sterility | $III$. Cichlid fishes in Lake Victoria |
| $D$. Sympatric speciation | $IV$. Biston carbonaria |
Select the correct option for the wings of a butterfly and the wings of a bird.
Medium
View SolutionWhich of the following statements is correct regarding the history of life on Earth?
Easy
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