Give an example for convergent evolution and identify the features towards which they are converging.

 Contribution of scientist : Von Baer

Choose the correct statements with reference to organic evolution.

$I.$ Flippers of whale and wings of bat exhibit analogy.

$II.$ Wings of butterfly and wings of bird exhibit homology.

$III.$ Organs with dissimilar structure are called analogous organs.

$IV.$ Organs with similar structure and origin are called homologous organs.