What is the other name of phylum coelenterata and another name is derived from? 

1) What is another name for the common cold?

a) laryngitis b) sinusitis c) anosmia d) epistaxis e) none ofthe above

2)Lung cancer accounts for whatpercentage of all cancer deaths worldwide?

a)12%

b)20%

c)30%

d)33%

e)41%

3)One abiotic factor that determines where a given biome occurs is temperature. What’s the other?

4)Name three types or measures of biodiversity.

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?