Tube-within-a-Tube body plan is shown by

Blind sac body plan is shown by

Blind sac body plan is shown by

Assertion : Tube-within-tube body plan is the typical condition in the animals Reason. This type of body plan occurs in the majority of animal phyla-from Nematodato Chordata.

Read following are two statements and choose the correct option . (a) : A complete gut is present in the members of Ascheminthes (b) : Tube -within -tube body plan is seen in the members of Aschelminthes

Read following are two statements and choose the correct option . (a) : A complete gut is present in the members of Ascheminthes (b) : Tube -within -tube body plan is seen in the members of Aschelminthes

Sponges have tube-within-a-tube body plan.

True or False Sponges have tube-within -a-tube body plan.

The blind sac body plan is shown by

Write a correct phylum name beside each of these terms. (a) radial symmetry, (b) pseudocoelom, (c) tissue level of organisation, (d) tube-within-a-tube body plan, (e) cephalization