Question

1- what are the two most numerous terrestrial groups ofarthropods? which of these contains many flying species?

2- which arthropod phylum is the dominant marine grouptoday?

3- who were the dominant marine arthropods of the Paleozoicera?

4- what is chitin?

5- how did exoskeleton help arthopods adapt to land?

6- Hexapoda is another name for_____.

7- what are trachea?

8-how do spiders consume their prey?

9- why would it be literally incorrect to call spiders "hexapods"?

10- which group(s) is (are) predaceous and carnivorous,centipedes or millipedes?