Statement-$1$: Members of Porifera are mostly asymmetrical.
Statement-$2$: Metamerism is present from members of Platyhelminthes to Chordata.
Statement-$2$: Metamerism is present from members of Platyhelminthes to Chordata.
- AStatement-$1$ and Statement-$2$ both are correct.
- BStatement-$1$ and Statement-$2$ both are incorrect.
- CStatement-$1$ is correct and Statement-$2$ is incorrect.
- DStatement-$1$ is incorrect and Statement-$2$ is correct.
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Similar Questions
Select the correct match for $X$ and $Y$:
Column $X$ Column $Y$ $(1)$ Platyhelminthes $(P)$ Malpighian tubules $(2)$ Aschelminthes $(Q)$ Nephridia $(3)$ Arthropoda $(R)$ Flame cells $(4)$ Annelida $(S)$ Renette cells
| Column $X$ | Column $Y$ |
| $(1)$ Platyhelminthes | $(P)$ Malpighian tubules |
| $(2)$ Aschelminthes | $(Q)$ Nephridia |
| $(3)$ Arthropoda | $(R)$ Flame cells |
| $(4)$ Annelida | $(S)$ Renette cells |
Medium
View SolutionHaemocoel is found in
Easy
View SolutionMatch the following columns:
Column-$I$ Column-$II$ $I.$ Skin without scales $p.$ $Catla$ $II.$ Placoid scales $q.$ $Hagfish$ $III.$ Cycloid scales $r.$ $Chameleon$ $IV.$ Epidermal scales $s.$ $Ray-fish$
| Column-$I$ | Column-$II$ |
| $I.$ Skin without scales | $p.$ $Catla$ |
| $II.$ Placoid scales | $q.$ $Hagfish$ |
| $III.$ Cycloid scales | $r.$ $Chameleon$ |
| $IV.$ Epidermal scales | $s.$ $Ray-fish$ |
Easy
View SolutionWhich one of the following groups of three animals is correctly matched with their one characteristic morphological feature?
$Option$ Animals Morphological features $(a)$ Scorpion,spider,cockroach Ventral solid central nervous system $(b)$ Cockroach,locust,Taenia Metameric segmentation $(c)$ Liver fluke,sea anemone,sea cucumber Bilateral symmetry $(d)$ Centipede,prawn,sea urchin Jointed appendages
| $Option$ | Animals | Morphological features |
| $(a)$ | Scorpion,spider,cockroach | Ventral solid central nervous system |
| $(b)$ | Cockroach,locust,Taenia | Metameric segmentation |
| $(c)$ | Liver fluke,sea anemone,sea cucumber | Bilateral symmetry |
| $(d)$ | Centipede,prawn,sea urchin | Jointed appendages |
MediumAIPMT 2008
View Solution$P$ - Assertion: Circulatory system is present in Annelids.
$Q$ - Reason: Circulatory system is absent in Aschelminthes.
$Q$ - Reason: Circulatory system is absent in Aschelminthes.
Easy
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