‘Aristotle’s Lantern’ seen in
A. Sea cucumber
B. Brittle star
C. Sea urchin
D. Sea gooseberry
Lasso cells are present in
A. Sycon B. Platyhelminthes C. Ctenophora D. Cnidarians ANSWERC. Ctenophora – They lack nematocysts but…
Colloblasts or Lasso cells in Ctenophora help in
A. Defense B. Food capture C. Maintain osmolality D. Reproduction ANSWERB. Food captureThey lack nematocysts…
Which larval stage called ‘cydippid larva’?
A. Sycon B. Platyhelminthes C. Ctenophora D. Cnidarians ANSWERC. CtenophoraThey lack nematocysts but possess special…
First group of animals to exhibit tissue level organisation
A. Sycon B. Platyhelminthes C. Ctenophora D. Cnidarians ANSWERD. Cnidarians
Venus’ flower basket
A. Sycon B. Spongilla C. Euspongia D. Euplectella ANSWERD. Euplectella.Venus’ flower basket (Euplectella aspergillum) is…
Which of the following are stinging cells on tentacles?
A. Pinacocytes B. Nematocysts C. Flame cells D. Choanocytes ANSWERB. Nematocysts.Nematocysts or cnidocysts represent the…
