First slide

Classification of Animals

Question

Fertilisation is external in

Easy

A

Ctenoplana
B

Taenia
C

Euspongia
D

Ascaris

Solution

Fertilisation is external in Ctenoplana (Ctenophora).
Fertilisation is internal in Taenia (Platyhelminthes), Euspongia (Porifera) and Ascaris (Aschelminthes).

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