Syncytial epidermal cells are present in

  • A
    Platyhelminthes
  • B
    Nematodes
  • C
    Some annelids
  • D
    Both $A$ and $B$

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Similar Questions

Match the following columns:
Column-$I$ Column-$II$
$(a)$ Water vascular system $(i)$ Balanoglossus
$(b)$ Malpighian tubule $(ii)$ Hyalonema
$(c)$ Amphiblastula $(iii)$ Sea lily (Antedon)
$(d)$ Proboscis gland $(iv)$ Periplaneta

$A$: In $Aves$ and $Mammals$, the heart is four-chambered.
$R$: In $Mammals$, the aortic arch curves to the left.

Match the following columns:
Column-$I$Column-$II$
$(1)$ Reptilia$(A)$ Jellyfish
$(2)$ Porifera$(B)$ Leech
$(3)$ Coelenterata$(C)$ Hyalonema
$(4)$ Annelida$(D)$ Crocodile

Which one of the following statements is not correct?

Identify the correct terms for the following analogy-based questions:
$(i)$ In Porifera: Water exits through Osculum :: In Cnidaria: ......
(ii) Ctenophora: Comb plates :: Aschelminthes: ......

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