Which one of the following occurs in molluscs but not in echinoderms?
- AFlame cells
- BMalpighian tubules
- CKidney
- DNone of the above
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Similar Questions
Match the following columns:
Column-$I$ Column-$II$ $I$. Choanocytes $p$. Cnidaria $II$. Cnidoblasts $q$. Platyhelminthes $III$. Flame cells $r$. Porifera $s$. Aschelminthes
| Column-$I$ | Column-$II$ |
| $I$. Choanocytes | $p$. Cnidaria |
| $II$. Cnidoblasts | $q$. Platyhelminthes |
| $III$. Flame cells | $r$. Porifera |
| $s$. Aschelminthes |
Medium
View SolutionWhich of the following pairs are correct?
Animal Morphological Feature $(i)$ Crocodile $4$-chambered heart $(ii)$ Sea cucumber Echinodermata (Water vascular system) $(iii)$ Obelia Metagenesis $(iv)$ Lemur Thecodont
| Animal | Morphological Feature |
| $(i)$ Crocodile | $4$-chambered heart |
| $(ii)$ Sea cucumber | Echinodermata (Water vascular system) |
| $(iii)$ Obelia | Metagenesis |
| $(iv)$ Lemur | Thecodont |
MediumAIPMT 2007
View SolutionAll of the following are marine fish except,
Which one of the following is not a living fossil?
Medium
View SolutionWhich one of the following phyla is correctly matched with its two general characteristics?
Easy
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