Which one among the following is an example for homology?
Eye of Octopus and mammals
Tuber of sweet potato and potato
Wings of butterfly and birds
Thorn and tendrils of Bougainvillea $\wedge$ Cucurbita
Analogous structures are a result of
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.
Thorn of Bougainvillea and tendril of Cucurbitaare examples of
Choose incorrect pair