Identify the location and function of the following structures:
$(i)$ Comb plates
$(ii)$ Flame cells
$(i)$ Comb plates
$(ii)$ Flame cells
- AComb plates: Found in Ctenophora,used for locomotion. Flame cells: Found in Platyhelminthes,used for osmoregulation and excretion.
- BComb plates: Found in Cnidaria,used for digestion. Flame cells: Found in Annelida,used for respiration.
- CComb plates: Found in Porifera,used for water transport. Flame cells: Found in Nematoda,used for reproduction.
- DComb plates: Found in Echinodermata,used for protection. Flame cells: Found in Mollusca,used for circulation.
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Cleidoic eggs are a characteristic feature of which of the following?
Medium
View SolutionMatch the animals in Column $I$ with their respective classes in Column $II$ and choose the correct answer.
Column $I$ Column $II$ $A$. Aptenodytes $p$. Aves $B$. Hemidactylus $s$. Reptilia $C$. Carcharodon $q$. Chondrichthyes $D$. Pteropus $r$. Mammalia
Select the code for the correct answer from the options given below.
| Column $I$ | Column $II$ |
|---|---|
| $A$. Aptenodytes | $p$. Aves |
| $B$. Hemidactylus | $s$. Reptilia |
| $C$. Carcharodon | $q$. Chondrichthyes |
| $D$. Pteropus | $r$. Mammalia |
Select the code for the correct answer from the options given below.
Identify the mismatched pair.
Easy
View SolutionMatch the following columns:
Column-$I$ Column-$II$ $(a)$ Gill slits open $(i)$ Lamprey $(b)$ Absence of paired fins $(ii)$ Scorpion $(c)$ Calcareous shell $(iii)$ Wuchereria $(d)$ Absence of flame cells $(iv)$ Oyster $(e)$ Ecdysis $(v)$ Shark
| Column-$I$ | Column-$II$ |
| $(a)$ Gill slits open | $(i)$ Lamprey |
| $(b)$ Absence of paired fins | $(ii)$ Scorpion |
| $(c)$ Calcareous shell | $(iii)$ Wuchereria |
| $(d)$ Absence of flame cells | $(iv)$ Oyster |
| $(e)$ Ecdysis | $(v)$ Shark |
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View SolutionWhich of the following statements is incorrect?
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