Station 3! pls!

1. animals with backbones belong to the phylum.

a. cordate
b. echinoderm
c. athropod
d. mollusk

2. jellyfish and coral belong to the same phylum as

a. snails
b. sponges
c. sea anemones
d. fish

3. an animal belonging to the phylum athropoda is a

a. tapeworm
b. lobster
c. squid
d. slug

4. is the class of athropods which have 8 legs.

a. arachnid
b. insect
c. centipede
d. cephalopod

Arachnid (4)

Explanation:

Note: I am not into this type of science at all, but I try.

I can answer number 4 for you: Arachnid. Arachinds involve animals like spiders, which have 8 legs.

Again, I haven't really gotten into this science yet, it POSSIBLY may be wrong.

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.

1. dermis

2. chemical

3. urine

4. viruses

5. antibodies