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

Consider following features: Organ system level of organisation Bilateral symmetry True coelomates with segmentation of body. Select the correct option of animal group which possess all the above characteristics:

Annelida, Arthropoda and Chordata

Annelida, Arthropoda and Mollusca

Arthropoda, Mollusca and Chordata

Annelida, Mollusca and Chordata

MEDIUM

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Statement $(S)$ : Symmetry of an organism is determined based on the symmetry of the early developmental stages and not that of the adults.

Reason $(R)$ : Bilaterally symmetrical animals are more efficient in seeking food, locating mates and avoiding predators.

Which of the following is true?

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Important Questions on Animal Kingdom

MEDIUM

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

The animals in which cleavages are radial and indeterminate and possess enterocoelom are generally:

MEDIUM

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

Write the difference between unisexual and bisexual animals. Give one example of each.

MEDIUM

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

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

EASY

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

Which of the following features is not present in the phylum Arthropoda?

EASY

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

Which one of the following phyla is a pseudocoelomate

?

MEDIUM

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

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>Diversity in The Living World>Animal Kingdom>Classification of Animals

Bilaterally symmetrical and acoelomate animals are exemplified by

HARD

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

A jawless fish, which lays eggs in freshwater and whose larvae after metamorphosis return to the ocean is

EASY

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

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

Question Image

EASY

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

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.

EASY

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

Which is the National Aquatic Animal of India?

EASY

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

Principal type of symmetry in triploblastic animals

EASY

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

Which one of the following characteristics is not shared by birds and mammals?

EASY

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

True symmetry found in an animal which can be divided into two similar halves by one plane only is ____.

MEDIUM

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

Which of the following characteristic features always holds true for the corresponding group of animals?

EASY

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

The chitinous exoskeleton of arthropods is formed by the polymerization of:

EASY

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

Metagenesis refers to:

EASY

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

Match the following and choose correct combination.

Column I		Column II
i)	Cellular grade level	a)	Pheretima
ii)	Tissue grade level	b)	Schistosoma
iii)	Organ level	c)	Obelia
iv)	Organ system level	d)	Sycon

EASY

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

Consider following features:

Organ system level of organisation
Bilateral symmetry
True coelomates with segmentation of body.

Select the correct option of animal group which possess all the above characteristics:

MEDIUM

Biology>Diversity in The Living World>Animal Kingdom>Classification of Animals

Match the following

	List - I		List - II
(a)	Asymmetry	(i)	Cnidaria
(b)	Radial symmetry	(ii)	Platyhelminthes
(c)	Bilateral symmetry and Enterocoelom	(iii)	Porifera
(d)	Bilateral symmetry without body cavity	(iv)	Hemichordata

The correct answer is

Statement S: Symmetry of an organism is determined based on the symmetry of the early developmental stages and not that of the adults. Reason R : Bilaterally symmetrical animals are more efficient in seeking food, locating mates and avoiding predators. Which of the following is true?

Important Questions on Animal Kingdom

Learn and Prepare for any exam you want !

Statement $(S)$ : Symmetry of an organism is determined based on the symmetry of the early developmental stages and not that of the adults.

Reason $(R)$ : Bilaterally symmetrical animals are more efficient in seeking food, locating mates and avoiding predators.

Which of the following is true?