2. Benda yang ditarik lemah oleh magnet disebut
a. Paramagnetik
b. Diamagnetik
c. Neomagnetik
d. Feronianetik

organisms that lack symmetry are called asymmetrical and belong to phylum porifera/sponges.

organisms with specialized stinging cells belong to phylum cnidaria. stinging cells are called cnidoblast cells.

cnidarians show two morphological forms : polyp (sessile) and medusa (mobile)

filter feeding is observed in porifera members.  

alternation of generation is observed in coelenterata or cnidaria. there is alternation of asexual polyp form and sexual medusoid form. it is also referred as metagenesis.

i think its white blood cells

i hope this

it should be d) transitional fossils.

they show the gradualism of evolution throughout a period of time