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In which triploblastic animal coelom is ...

In which triploblastic animal coelom is absent

A

Platyhelminthes

B

Aschelminthes

C

Annelida

D

Arthropoda

Text Solution

Verified by Experts

The correct Answer is:
A
(a) From evolutionary point of view platyhelminthes are first triploblastic animals but do not contain coelom.
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(a) Identify figure A to D (b) Which one of them is (i) diploblastic , (ii) triploblastic ? (c) Which triploblastic animal is (i) Acoelomate (ii) Coelomate ? (d) Which one belong to phylum (i) Cnidaria , (ii) Platyhelminthes , (iii) Annelids , (iv) Arthropoda ? (e) Which one of them has (i) Organ level organism , (ii) Organ-system level organisation ? (f) Which one of them has excretory organs in the form of (i) Flame cells , (ii) Nephridia ? (g) Which one of them has trachea as the respiratory organ ?

What are triploblastic animals ?

Knowledge Check

  • In which triploblatic animal coelon is absent ?

    A
    platyhelinthes
    B
    aschelminthes
    C
    annelida
    D
    arthropoda

  • In which group of animals, coelom is filled with blood?

    A
    Arthropoda
    B
    Annelida
    C
    Nematoda
    D
    Echinodermata

  • In which group of animals, coelom is filled with blood ?

    A
    Nematoda
    B
    Annelida
    C
    Echinodermata
    D
    Arthropoda

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    Read the following statements: a. This phylum consists of a small group of worm like marine animals b. They are bilaterally symmetrical, triploblastic and coelomate animals c. The body is cylindrical d. Respiration takes place through gills. We are talking about the phylum

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