Choose the correct statement about organisms and its parts

Options

(a) All mammals are viviparous
(b) All cyclostomes do not possess jaws and paired fins
(c) All reptiles have a three chambered heart
(d) All pisces have gills covered by an operculum

Correct Answer:

All cyclostomes do not possess jaws and paired fins

Explanation:

Cyclostomes belong to the division agnatha. They are jawless vertebrates without paired fins.