Match List - I with List - II . List - I List - II (a) Metamerism (i) Coelenterata (b) Canal system (ii) Ctenophora (c) Comb plates (iii) Annelida (d) Cnidoblasts (iv) Porifera

( a ) − ( iii ) ; ( b ) − ( iv ) ; ( c ) − ( ii ) ; ( d ) − ( i )

( a ) − ( iv ) ; ( b ) − ( iii ) ; ( c ) − ( i ) ; ( d ) − ( ii )

( a ) − ( iii ) ; ( b ) − ( iv ) ; ( c ) − ( i ) ; ( d ) − ( ii )

( a ) − ( iv ) ; ( b ) − ( i ) ; ( c ) − ( ii ) ; ( d ) − ( iii )

Match List - I with List - II . List - I List - II (a) Physalia (i) Pearl oyster (b) Limulus (ii) Portuguese Man of War (c) Ancylostoma (iii) Living fossil (d) Pinctada (iv) Hookworm

( a ) − ( ii ) ; ( b ) − ( iii ) ; ( c ) − ( iv ) ; ( d ) − ( i )

( a ) − ( ii ) ; ( b ) − ( iii ) ; ( c ) − ( i ) ; ( d ) − ( iv )

( a ) − ( iv ) ; ( b ) − ( i ) ; ( c ) − ( iii ) ; ( d ) − ( ii )

( a ) − ( i ) ; ( b ) − ( iv ) ; ( c ) − ( iii ) ; ( d ) − ( ii )

MEDIUM

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'Lasso' is a structure found in _____.

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Important Questions on Diversity of Animal Life

HARD

Biology>Living World>Diversity of Animal Life>Classification of Animals

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

EASY

Biology>Living World>Diversity of Animal Life>Classification of Animals

Which is the National Aquatic Animal of India?

MEDIUM

Biology>Living World>Diversity of Animal Life>Classification of Animals

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

EASY

Biology>Living World>Diversity of Animal Life>Classification of Animals

Which one of the following living organisms completely lacks a cell wall?

EASY

Biology>Living World>Diversity of Animal Life>Classification of Animals

Match List $- I$ with List $- II$ .

List $- I$		List $- II$
(a)	Metamerism	(i)	Coelenterata
(b)	Canal system	(ii)	Ctenophora
(c)	Comb plates	(iii)	Annelida
(d)	Cnidoblasts	(iv)	Porifera

EASY

Biology>Living World>Diversity of Animal Life>Classification of Animals

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

EASY

Biology>Living World>Diversity of Animal Life>Classification of Animals

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

MEDIUM

Biology>Living World>Diversity of Animal Life>Classification of Animals

Select the option from the following having matching characteristics for the mentioned group without any exception:

MEDIUM

Biology>Living World>Diversity of Animal Life>Classification of Animals

Match List $- I$ with List $- II$ .

List $- I$		List $- II$
(a)	Physalia	(i)	Pearl oyster
(b)	Limulus	(ii)	Portuguese Man of War
(c)	Ancylostoma	(iii)	Living fossil
(d)	Pinctada	(iv)	Hookworm

MEDIUM

Biology>Living World>Diversity of Animal Life>Classification of Animals

Read the following statements.
(a) Metagenesis is observed in Helminths.
(b) Echinoderms are triploblastic and coelomate animals.
(c) Round worms have organ-system level of body organization.
(d) Comb plates present in ctenophores help in digestion.
(e) Water vascular system is characteristic of Echinoderms.

EASY

Biology>Living World>Diversity of Animal Life>Classification of Animals

Body having meshwork of cells, internal cavities lined with food filtering flagellated cells and indirect development are the characteristics of phylum:

EASY

Biology>Living World>Diversity of Animal Life>Classification of Animals

Metagenesis refers to:

EASY

Biology>Living World>Diversity of Animal Life>Classification of Animals

Match the type of cells given in Column I with organisms given in Column II. Choose the appropriate combination from the options below.

Column-I	Column-II
$(P)$ Flame cells	$(i)$ Sponges
$(Q)$ Collar cells	$(i i)$ Hydra
$(R)$ Stinging cells	$(i i i)$ Planaria

EASY

Biology>Living World>Diversity of Animal Life>Classification of Animals

Select the taxon that represents both marine and freshwater species.

EASY

Biology>Living World>Diversity of Animal Life>Classification of Animals

Which of the following characteristics is mainly responsible for the diversification of insects on land?

EASY

Biology>Living World>Diversity of Animal Life>Classification of Animals

In which one of the following phyla is the body segmented?

MEDIUM

Biology>Living World>Diversity of Animal Life>Classification of Animals

Choose the correct statement.

EASY

Biology>Living World>Diversity of Animal Life>Classification of Animals

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

MEDIUM

Biology>Living World>Diversity of Animal Life>Classification of Animals

Study the following statements
A) Corallium rubrum is the precious red stone coral that belongs to Scyphozoa
B) Renette gland is an excretory gland found in round worms
C) Tubifex is an aquatic annelid
D) In chilopods, maxillae are modified into gnathochilarium

Among the above, the incorrect statements are

EASY

Biology>Living World>Diversity of Animal Life>Classification of Animals

Which of the following is correctly matched?
(i) Coelomates

\to

Aschelminthes
(ii) Triploblastic

\to

Sponges
(iii) Radial symmetry

\to

Coelenterates
(iv) Metamerism

\to

Molluscs

'Lasso' is a structure found in _____.

Important Questions on Diversity of Animal Life

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