Question

give me 5 important mcqs of phyllums

Answer 1

1.  A sponge can be distinguished from other animals by the presence of 

a) Hollow body

b) coelenteron

c) choanocytes

d) dermal papillae


2. Animal of phylum Porifera are characterised by

a) Diploblastic organisation

b) canal system

c) coelom

d) coelenteron


3. Larva of sponge is known as

a) planula larva

b) trochophore larva

c) glochidium larva

d) amphiblastula larva


4. Gemmules are helpful in 

a) digestion

b) sexual reproduction

c) Secretion of spicules

d) Survival in drought


5. Most of the sponges are

a) solitary

b) colonial

c) fresh water forms

d) cold water inhabitants