MCQ
Which of the following are first Gnathostomes
- ✓Fish
- BAmphibians
- CAves
- DMammalians
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$I.$ Liver, $II.$ Salivary gland
$III.$ Pituitary gland, $IV.$ Thyroid
Choose the correct option.

|
Column $-I$ |
Column $-II$ |
|
$a.$ Yellow to yellow orange |
$1.$ Chlorophyll $-a$ |
|
$b.$ Green |
$2.$ Xanthophyll |
|
$c.$ Yellow |
$3.$ Carotenoids |