Question

Name the following
1: phylum in which Platyhelminthes are included
2: excretory organ of Annelida
3: largest phylum
4: an oviparous animals
5: a chordate animal having flame cells as the excretory organ

Answer 1

Heya user.........

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Question:- phylum in which flat worms are included

Answer:- Platyhelminthes

Question:- excretory organ of Annelida

Answer:- nephridia

Question:- largest phylum

Answer:- Arthropoda

Question:- an oviparous animal

Answer:- platypus

Question:- a chordate animal having flame cells as the excretory organ

Answer:- amphioxus
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Hope it helps

Answer 2

Question:- phylum in which flat worms are included

Answer:- Platyhelminthes

Question:- excretory organ of Annelida

Answer:- nephridia

Question:- largest phylum

Answer:- Arthropoda

Question:- an oviparous animal

Answer:- platypus

Question:- a chordate animal having flame cells as the excretory organ

Answer:- amphioxus


The first triploblastic is Platyhelminthes.

Platyhelminthes :

The body is bilateral symmetrical.

The body is flattened and Ribbon shaped.

It is a leaf like in appearance.

Body cavity is absent.

Digestive system is absent.

Circulatory and respiratory systems are absent.