Match the following. Sub Division Character Example a Acoelomata i Coelom is formed by archenteron p Mollusca b Pseudocoelomata ii Without a body cavity q Hemichordata c Schizocoelomata iii Body cavity should not lined by mesodermal layers r Nematoda d Enterocoelomate iv Coelom is formed by splitting of mesoderm s Platyhelminthes

a - ii - s , b - iii - r , c - iv - p , d - i - q

a - ii - r , b - iv - s , c - iii - p , d - i - q

a - ii - s , b - iii - r , c - i - p , d - iv - q

a - iii - s , b - ii - r , c - iv - p , d - i - q

Match the species in Column-I with their respective feature of body organisation in Column-II Column-I Column-II P Mollusca i Pseudocoelom Q Annelida ii Radula R Nematoda iii Radial symmetry S Echinodermata iv Segmentation Choose the CORRECT combination.

P - ii , Q - iv , R - i , S - iii

P - ii , Q - i , R - iv , S - iii

P - iii , Q - iv , R - i , S - ii

P - iv , Q - iii , R - ii , S - i

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Starfish possesses schizocoelom.

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Important Questions on Kingdom Animalia

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Biology>Animal Diversity>Kingdom Animalia>Basis of Classification

Match the following.

Sub Division		Character		Example
$(a)$	Acoelomata	$(i)$	Coelom is formed by archenteron	$(p)$	Mollusca
$(b)$	Pseudocoelomata	$(ii)$	Without a body cavity	$(q)$	Hemichordata
$(c)$	Schizocoelomata	$(iii)$	Body cavity should not lined by mesodermal layers	$(r)$	Nematoda
$(d)$	Enterocoelomate	$(iv)$	Coelom is formed by splitting of mesoderm	$(s)$	Platyhelminthes

EASY

Biology>Animal Diversity>Kingdom Animalia>Basis of Classification

Bilaterally symmetrical and acoelomate animals are exemplified by

EASY

Biology>Animal Diversity>Kingdom Animalia>Basis of Classification

Which of the following phyla possess body cavity as shown in the diagram below?

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EASY

Biology>Animal Diversity>Kingdom Animalia>Basis of Classification

Match the species in Column-I with their respective feature of body organisation in Column-II

	Column-I		Column-II
P	Mollusca	i	Pseudocoelom
Q	Annelida	ii	Radula
R	Nematoda	iii	Radial symmetry
S	Echinodermata	iv	Segmentation

Choose the CORRECT combination.

MEDIUM

Biology>Animal Diversity>Kingdom Animalia>Basis of Classification

Identify the correct statement with reference to 'Enterocoelomates'.

A Body cavity is formed from endodermal pouches

B. They display determinate type of cleavage

C. Enterocoelomates are deuterostomes

D. Hemichordates are enterocoelomates

HARD

Biology>Animal Diversity>Kingdom Animalia>Basis of Classification

Observe the shown animals (A), (B), (C) and (D). Choose the correct answer with respect to a common characteristics of two of these animals.

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EASY

Biology>Animal Diversity>Kingdom Animalia>Basis of Classification

Enterocoelom appeared first in the course of evolution in

EASY

Biology>Animal Diversity>Kingdom Animalia>Basis of Classification

Which one of the following statements about certain given animals is correct?

MEDIUM

Biology>Animal Diversity>Kingdom Animalia>Basis of Classification

The figures given below show the types of the coelom. Identify them and select the correct group of organisms that possess them.
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Biology>Animal Diversity>Kingdom Animalia>Basis of Classification

Which of the following is not descriptive of deuterostomes?

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Biology>Animal Diversity>Kingdom Animalia>Basis of Classification

Coelom is found between

EASY

Biology>Animal Diversity>Kingdom Animalia>Basis of Classification

The term for body cavity present in triploblastic animals is

HARD

Biology>Animal Diversity>Kingdom Animalia>Basis of Classification

Match the names of phyla listed under column I with the body cavity given under column II; choose the answer which gives the correct combination of the two columns.