Solving the Animal Kingdom Multiple Choice Questions of Class 11 Biology Chapter 4 MCQ can be of extreme help as you will be aware of all the concepts. These MCQ Questions on Animal Kingdom Class 11 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Have a glance at the MCQ of Chapter 4 Biology Class 11 and cross-check your answers during preparation.

I. Select the correct answer of the following questions:

Question 1.
Body cavity in arthoropods is
(a) Coelom
(b) Haemocoel
(c) Psuedocoel
(d) Coelenteron

Answer

Answer: (b) Haemocoel

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Question 2.
Digestion is sponges occur in
(a) Spongocoel
(b) Osculum
(c) Ostium
(d) Food Vacuoles

Answer

Answer: (d) Food vacuoles

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Question 3.
Classification of Porifera is based on
(a) Branching
(b) Spicules (skeleton)
(c) Reproduction
(d) Symmetry

Answer

Answer: (b) Spicules (skeleton)

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Question 4.
Excretion in flatworms occurs by
(a) Nephridia
(b) Flame cells
(c) Malpighian tubules
(d) Green glands

Answer

Answer: (b) Flame cells

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Question 5.
Bladder worm (cysticercus) is the larva of
(a) Liver fluke
(b) Tape worm
(c) Nereis
(d) Mussel

Answer

Answer: (b) Tape wrom

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Question 6.
A parasite having no intermediate host is
(a) Tape worm
(b) Liver fluke
(c) Ascaris
(d) Plasmodium

Answer

Answer: (c) Ascaris

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Question 7.
Pair of hearts present in earthworm are
(a) One
(b) Two
(c) Three
(d) Four

Answer

Answer: (d) Four.

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Question 8.
Mollusc group in which eye resemble the vertebrate eye is
(a) Bivalvia
(b)Gastropoda
(c) Scaphopoda
(d) Cephalopoda

Answer

Answer: (d) Cephalopoda

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Question 9.
A phylum that includes exclusively marine animals is
(a) Porifera
(b) Coelanterata
(c) Protozoa
(d) Echinodermata

Answer

Answer: (d) Echinodermata

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Question 10.
Sea Star belongs to the class
(a) Crinoidea
(b) Echinoidea
(c) Asteroidea
(d) Qphiuroida

Answer

Answer: (c) Asteroidea

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Question 11.
Besides Annelida and Arthropoda, the metamerism is exhibited by
(a) Acanthocephala
(b) Chordata
(c) Mollusca
(d) Cestoda

Answer

Answer: (d) Cestoda

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Question 12.
Which of the following is an egg laying mammal?
(a) Kangaroo
(b) Rattus
(c) Ornithorhvnchus
(d) Oryctolagus

Answer

Answer: (c) Omithorhynchus

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Question 13.
Which of the following is not a true amphibian?
(a) Salamander
(b) Frog
(c) Toad
(d) Tortoise

Answer

Answer: (d) Tortoise

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Question 14.
Metamerism is a characteristic feature of the phylum
(a) Porifera
(b) Annelida
(c) Mollusca
(d) Platyhelminthes

Answer

Answer: (b) Annelida

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Question 15.
Animal without respiratory, circulatory and excretory systems are
(a) Liverflukes
(b) Tapeworms
(c) Sponges
(d) Thread worms

Answer

Answer: (c) Sponges

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Question 16.
Earthworm has ovaries in the segment
(a) 9
(b) 10
(c) 13
(d) 26)

Answer

Answer: (c) 13

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Question 17.
Echinoderms are
(a) Fresh water animals
(b) Marine animals
(c) Both fresh water and marine
(d) None of these

Answer

Answer: (b) Marine animals.

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Question 18.
Which of the following is not a class of the phylum Mollusca?
(a) Decapoda
(b) Gastropoda
(c) Scaphopoda
(d) Cephalopoda

Answer

Answer: (a) Decapoda

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Question 19.
Which of the following belongs to the phylum platyhelminthes?
(a) Trypanosoma
(b) Schistosoma
(c) Plasmodium
(d) Wuchereria

Answer

Answer: (b) Schistosoma

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Question 20.
A non parasitic animal among the following is
(a) Leech
(b) Sea anemone
(c) Mosquito
(d) Tapeworm

Answer

Answer: (b) Sea anemone

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Question 21.
Closed circulatory system is found in
(a) Cockroach
(b) Snail
(c) Cuttle fish
(d) All of these

Answer

Answer: (c) Cuttle fish

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Question 22.
Solenocytes are excretory organs of
(a) Platyhelminthes
(b) Annelida
(c) Mollusca
(d) Echinodermata

Answer

Answer: (a) Platyhelminthes

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Question 23.
Long hollow bones with interconnected air passages are char¬acteristic of
(a) Reptiles
(b) Aves
(c) Mammals
(d) All land vertebrates

Answer

Answer: (b) Aves

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Question 24.
Hirudinaria and Pheretima are the representative of the phylum
(a) Cnidaria
(b) Platyhelminthes
(c) Annelida
(d) Nemathelminthes

Answer

Answer: (c) Annelida

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Question 25.
Avian heart is
(a) Two chambered
(b) Three chambered
(c) Incompletely four chambered
(d) Four chambered

Answer

Answer: (d) Four chambered.

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II. Fill in the blanks

Question 1.
However, there are fundamental features common to various individuals in relation to the ……………………

Answer

Answer: arrangement of cells, body summetry, nature of coelom, patterns of digestive, circulatory, or reproductive systems etc.

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Question 2.
An …………….. digestive system has only a single opening to the outside of the body that serves as both mouth and anus.

Answer

Answer: incomplete

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Question 3.
A …………….. digestive system has two openings ………….. and …………..

Answer

Answer: complete, mouth, anus

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Question 4.
The cicrulatory system may be of two types (i) …………, (ii) ……………

Answer

Answer: open type, closed type

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Question 5.
Some sponges are …………….

Answer

Answer: asymmetrical

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Question 6.
Animals, in which the cells are arranged into two embryonic layers, an external …………. and an internal endoderm, are called ………….. animals.

Answer

Answer: ectoderm, diploblastic

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Question 7.
The body cavity, which is lined by mesoderm is called …………. Animals possessing coelom are called ………….

Answer

Answer: coelum, eucoelomates

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Question 8.
This kind of segmentation is called metameric segmentation and the phenomenon is known as …………….

Answer

Answer: metamerism

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Question 9.
Animals are also grouped into …………… and ……………

Answer

Answer: non-chordates, chordates

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Question 10.
Cnidarians exhibit two basic body forms called …………… and …………..

Answer

Answer: Polyp, medusa

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Question 11.
………… helps in osmoregulation and excretion.

Answer

Answer: Nephridia

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Question 12.
The mouth contains a file-like rasping organ for feeding, called ………….

Answer

Answer: radula

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Question 13.
Phylum chordata is divided into three subphyla: …………… , ………….. and Wq Vertebrata.

Answer

Answer: Urocbordata or Tunicata, Cephalochordata, Vertebrata

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Question 14.
………….. are present in some species while some possess sting.

Answer

Answer: Poison

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Question 15.
The characteristic features of birds are the presence of feathers and most of them can fly with few exceptions, generally called ………….. birds.

Answer

Answer: Flightless

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III. Mark the statements True (T) or False (F)

Question 1.
Some Mammalia have even adapted to fly or live in water.

Answer

Answer: True

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Question 2.
The digestive tract of birds has additional chambers, the crop and gizzard.

Answer

Answer: True

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Question 3.
Reptiles are cold-blooded animals. Excretory organ is kidney.

Answer

Answer: True

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Question 4.
The amphibian skin in moist

Answer

Answer: True

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Question 5.
Osteichthyes body is streamlined. Mouth is mostly terminal in position.

Answer

Answer: True

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Question 6.
Chondrichthyes skin in tough, containing minute placoid, scales, which are embedded in it. These animals are predatory and have powerful jaws with teeth.

Answer

Answer: True

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Question 7.
Cyclostomes have a persistent notochord. Circulation is closed type.

Answer

Answer: True

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Question 8.
Phylum chordata is divided into three subphyla : Urochordata or Tunicata, Cephalochordata and wq Vertebrata.

Answer

Answer: True

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Question 9.
Chordates heart is dorsal.

Answer

Answer: False

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Question 10.
Non-chordates heart is ventral

Answer

Answer: False

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Question 11.
Hemichordata are bilaterally symmetrical, triploblastic, eucoelomate animals. The body is cylindrical.

Answer

Answer: True

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Question 12.
The most distinctive feature of echinoderms is the presense of water vascular system which helps in locomotion, capture and transport of food and respiration

Answer

Answer: True

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Question 13.
Over two-third of all names species on earth are arthropods, they have organ-system level of body organization.

Answer

Answer: True

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Question 14.
Mollusca body is unsegmented and differentiated into a head, muscular foot, and visceral hump.

Answer

Answer: True

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Question 15.
Annelida alimentary canal is complete with a well developed muscular pharynx.

Answer

Answer: False

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Question 16.
Pronfera digestion is intracellular

Answer

Answer: True

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Question 17.
Cnidaria digestion is only extracellular

Answer

Answer: False

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Question 18.
Ctenophores are exclusively marine, radially symmetrical, dipioblastic organisms with tissue level or organization.

Answer

Answer: True

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Question 19.
Platyhelminthes are dorso-ventrally flattened and, hence, commonly known as flatworms

Answer

Answer: True

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Question 20.
Aschelminthes. the name roundworm

Answer

Answer: True

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IV. Match the items or column I with the items of column II

Column I	Column II
A. Cellular Level	1. Some platyhelminths.
B. Tissue Level	2. bilateral symmery
C. Organ Level	3. triploblastic
D. Organ-system Level	4. dipioblastic
E. Circulatory system	5. The body cavity, which is lined by mesoderm
F. Radial symmetry	6. radula
G. Animal like annelids, arthropods	7. Animals such as sponges
H. And external ectoderm and an internal endoderm	8. Commonly known as sea walnuts or comb jellies.
I. Mesoderm	9. parapodia
J. Pseudocoelom	10. Animals that have certain cells grouped to form specific tissue are placed in this group.
K. Segmentation	11. invertebrates, vertebrates
L. Animals are generally categorized into two major group.	12. Some platyelminths, anne-lids, molluscs, arthropods, echi noderms and chordates.
M. Sponges	13. Porifera
N. Cnidaria	14. Metamerism
O. Ctenophora	15. Cnidarians, ctenophoses and echinoderms
P. Platyhelminthes	16. roundworm
Q. Aschelminthes	17. pseudocolelomates
R. Annelida	18. stinging cells, cnidoblasts
S. Mollusca	19. Flatworms
T. Coleom	20. open type, closed type

Answer

Answer:

Column I	Column II
A. Cellular Level	7. Animals such as sponges
B. Tissue Level	10. Animals that have certain cells grouped to form specific tissue are placed in this group.
C. Organ Level	1. Some platyhelminths.
D. Organ-system Level	12. Some platyelminths, anne-lids, molluscs, arthropods, echi noderms and chordates.
E. Circulatory system	20. open type, closed type
F. Radial symmetry	15. Cnidarians, ctenophoses and echinoderms
G. Animal like annelids, arthropods	2. bilateral symmery
H. And external ectoderm and an internal endoderm	4. dipioblastic
I. Mesoderm	3. triploblastic
J. Pseudocoelom	17. pseudocolelomates
K. Segmentation	14. Metamerism
L. Animals are generally categorized into two major group.	11. invertebrates, vertebrates
M. Sponges	13. Porifera
N. Cnidaria	18. stinging cells, cnidoblasts
O. Ctenophora	8. Commonly known as sea walnuts or comb jellies.
P. Platyhelminthes	19. Flatworms
Q. Aschelminthes	16. roundworm
R. Annelida	9. parapodia
S. Mollusca	6. radula
T. Coleom	5. The body cavity, which is lined by mesoderm

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