Phylum - Coelentrata MCQ Question with Answer

Phylum - Coelentrata MCQ with detailed explanation for interview, entrance and competitive exams. Explanation are given for understanding.

Question No : 1
Tentacles of Hydra help in

locomotion

food capturing

locomotion and food capturing

respiration

Question No : 2
Coelenteron of Hydra serves the double purpose of

digestion and circulation

digestion and storage

excretion and locomotion

circulation and storage

Question No : 3
Among coelenterates medusoid individuals are absent in members of the class

hydrozoa

scyphozoa

anthozoa

all the three

Question No : 4
The flagella of food-absorbing cells in hydra aid in

stirring up the digestive fluid in the digestive cavity

engulfing food particles

engulfing semi-digested particles inside food- absorbing cells

none of these

Question No : 5
Rhopalia are the sense organs in medusa belonging to the class

hydrozoa

scyphozoa

actinozoa

all of these

Question No : 6
The first invertebrates to develop a true nervous system are

sponges

coelenterates

annelids

arthropods

Question No : 7
Pueumatophore is present in

Tubularia

Obelia

Hydra

Physalia