1. Recapitulation theory
2. Darwin's evolution theory
3. Lamarck's evolution theory
4. Weismann's theory
Recapitulation theory
1. Darwin
2. Lamarcrck
3. Haeckel
4. Dobzhansky
Haeckel
1. Neopilina
2. Nautilus
3. Glochidium larva
4. Veliger larva
Neopilina
1. Homologous organs
2. Analogous organs
3. Vestigial organs
4. Atavism
Analogous organs
1. Bat's wings and insect's wings are homologous
2. Seal's flippers and cat's paw are homologous
3. Wings of birds and insects are homologous
4. Thorn of bougainvillea and tendril of pea are analogous
Seal's flippers and cat's paw are homologous
1. Tracing evolutionary history of organisms
2. Studying extinct organisms
3. Providing jobs to scientists
4. Both (a) and (c)
Both (a) and (c)
1. A living fossil
2. A mammal
3. A connecting link between annelida and arthropoda
4. A connecting link between reptiles and birds
A connecting link between reptiles and birds
1. Splints bones in horse
2. Pelvic girdle in python
3. Auricular muscles
4. Compound eye
Compound eye
1. Fishes and amphibians
2. Birds and reptiles
3. Reptiles and mammals
4. Chordates and non-chordates
Birds and reptiles
1. anabaena,Cyanobacteria
2. Amoeba, protozoa
3. Gonyaulax,Dinoflagellated
4. Thermacidophiles,Archaebacteria
5. Albugo,Chrysophytes
Albugo,Chrysophytes