Identify the categories $P$,$Q$,and $R$ in the given classification chart of Vertebrata.

  • A
    Subphylum,Superclass,Class
  • B
    Subphylum,Class,Class
  • C
    Division,Superclass,Class
  • D
    Division,Class,Class

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Similar Questions

Match the following columns and select the correct option:
Column-$I$ Column-$II$
$(a)$ Gregarious pest $(i)$ Asterias
$(b)$ Radial symmetry in adults and bilateral symmetry in larvae $(ii)$ Scorpion
$(c)$ Book lungs $(iii)$ Ctenoplana
$(d)$ Bioluminescence $(iv)$ Locusta

Which of the following organisms possess the power of regeneration?

Select the correct pair.

Select the correct option in respect of characteristics of each group:-
CharacteristicCyclostomataChondrichthyesOsteichthyes
$(i)$ HabitatMarineMarineMarine,Fresh Water
(ii) MouthSucking mouthVentral mouthTerminal mouth
(iii) Gill Slits$6-15$ Pairs$5-7$ Pairs$4$ Pairs
(iv) ScalesAbsentPlacoidCycloid/Ctenoid
$(v)$ FinsUnpairedPairedPaired

Which of the following pairs are correctly matched?
AnimalsMorphological features
$(i)$ Crocodile$4$-chambered heart
$(ii)$ Sea urchinParapodia
$(iii)$ ObeliaMetagenesis
$(iv)$ LemurThecodont

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