All animals are marine in

Statement/ : 1.All men are animals . 2. No man is a bird. Conclusion/ : I. All animals are birds . II. All animals are men .

All terrestrial animals are ammonotelic.

All Molluscs are marine.

The speed of marine animals and submarines can be determined by using __________ .

All Echinoderms are marine.

All animals have ………….

_______is an example of marine invertebrate animal.

Fill in the blanks:- In the shell of snail or other marine animals there is __________.

Why are certain marine animals termed as echinoderms ?