Which of the following is not correctly matched?

  • A
    Sycon - Canal system
  • B
    Starfish - Radial symmetry
  • C
    Ascaris - Flame cell
  • D
    Prawn - Haemocoel

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Similar Questions

Which one of the following species correctly matches its two characteristics and phylum/class?
Species Two Characteristics Phylum/Class
$A$. Ascaris $i$. Body segmented,$ii$. Males and females distinct Annelida
$B$. Salamandra $i$. Tympanum represents ear,$ii$. External fertilization Amphibia
$C$. Pteropus $i$. Skin possesses hair,$ii$. Oviparous Mammalia
$D$. Obelia $i$. Cnidoblasts,$ii$. Organ-level organization Coelenterata

Identify the mismatched pair from the following:

Which kingdom consists of organisms that are multicellular,aquatic or terrestrial,heterotrophic,and eukaryotic?

Column $-I$ represents the phylum and Column $-II$ represents the larval stage. Select the correct option:
Column $-I$Column $-II$
$(A)$ Porifera$(i)$ Tornaria larva
$(B)$ Hemichordata$(ii)$ Free-swimming larva
$(C)$ Cnidaria$(iii)$ Parenchymula larva
$(D)$ Echinodermata$(iv)$ Planula larva

An animal that is initially male and then changes to female is called:

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