Multiple Choice Questions with Answers on Animal Kingdom

Questions

1 Bath sponge belongs to the class

A porifera

B Desmospongia

C Hexactinellida

D Calcarea

View Answer

Answer:Desmospongia

2 Parazoa includes

A Cnidaria

B Acidaria

C Porifera

D None of these

View Answer

Answer: Porifera

3 Most common method of reproduction in sponges is

A binary fission

B budding

C multiple fission

D sexual reproduction

View Answer

Answer:budding

4 Skeleton of sponges is produced by

A Pinacocytes

B thescocytes

C choanocytes

D sclerocytes

View Answer

Answer:sclerocytes

5 The only fresh water species of sponges is

A Scypha

B Euspongia

C Spongilla

D Oscarella

View Answer

Answer: Spongilla

6 Venus’s flower basket is a

A Sea anemone resembling a flower basket

B sponge resembling a flower basket

C glass rope sponge

D ornamental mollusc

View Answer

Answer: sponge resembling a flower basket

7 Common bath sponge is

A Euplectella

B Spongilla

C Syon

D Euspongia

View Answer

Answer: Euspongia

8 Digestion in sponges is

A intracellular

B intercellular

C both a and b

D extracellular

View Answer

Answer:intracellular

9 Nematocysts are the specialized cells found in the members of the phylum

A Cnidaria

B Porifea

C Annelida

D Mollusca

View Answer

Answer: Cnidaria

10 Tentacles of Hydra help in

A locomotion

B food capturing

C both a and b

D None of these

View Answer

Answer: both a and b

11 Hydra is put under the phylum cnidaria because it has

A Cnidoblasts

B tentacles

C hypostome

D interstitial cells

View Answer

Answer: Cnidoblasts

12 The poisonous fluid present in the nematocysts of Hydra is

A toxin

B Hypnotoxin

C venom

D Haematin

View Answer

Answer: Hypnotoxin

13 Nematocysts are the organs of

A sensation

B reproduction

C Defence and offence

D respiration

View Answer

Answer: Defence and offence

14 Hydra prevents self fertilization by being

A Protogynous

B hermaphrodite

C protandrous

D monoecious

View Answer

Answer: protandrous

15 The planula larva is found in the life history of

A Hydrozoan

B Anthozoan

C Scyphozoan

D All of the above

View Answer

Answer: Zygospore

16 Polymorphic cnidarians are the members of the class

A Hydrozoa

B Scyphozoa

C Actinozoa

D None of these

View Answer

Answer:Hydrozoa

17 Coral reef forming coelenterates belong to the class

A Hydrozoa

B Scyphozoa

C Actinozoa

D All of the above

View Answer

Answer: Actinozoa

18 Among coelenterates medusoid individuals are absent in members of the class

A Anthozoa

B Hydrozoa

C Scyphozoa

D None of these

View Answer

Answer:Anthozoa

19 Ephyra is the larval form of

A Sea anemone

B Aurellia

C Obelia

D Hydra

View Answer

Answer: Aurellia

20 Six septa or six mesenteries are characteristic of

A Aurelia

B Hydra

C Obelia

D Sea anemone

View Answer

Answer: Obelia

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