Question
Biology Question on evolution
| Match List I with List II :List - I | List – II |
|---|---|
| A. | Living Fossil |
| B. | Connecting Link |
| C. | Vestigial Organ |
| D. | Atavism |
| Choose the correct answer from the options given below : |
A-IV, B-Ill, C-II, D-I
A-IV, B-II, C-III, D-I
A-IV, B-III, C-I, D-II
A-III, B-IV, C-I, D-II
A-IV, B-Ill, C-II, D-I
Solution
A. Living Fossil: Latimeria (coelacanth) is a living fossil, a species that has remained relatively unchanged for millions of years and closely resembles ancient fossil forms. A-IV
B. Connecting Link: Echidna (spiny anteater) exhibits characteristics of both reptiles and mammals and is considered a connecting link between these two classes of vertebrates. B-III
C. Vestigial Organ: The vermiform appendix is a vestigial organ in humans, a structure that has lost most or all of its original function through evolution. C-II
D. Atavism: Elongated canine teeth (sometimes referred to as ”vampire teeth”) are an example of atavism in humans, the reappearance of an ancestral trait that had been lost in previous generations. D-I