Classifications of Animal Kindom 1000+ MCQ with answer for UPSC CDS

1. A limbless amphibian is
A. Siren
B. Ophiosaurus
C. Triturus
D. Ichthyophis
Answer : D

2. The smallest unit of classification in animals is
A. variety
B. species
C. sub species
D. genus
Answer : B

3. Insects possess
A. 2 pairs of legs
B. 3 pairs of legs
C. 4 pairs of legs
D. 5 pairs of legs
Answer : B

4. Temperature regulation is found in
A. Fish
B. Rat
C. Frog
D. Lizard
Answer : B

5. The animals which are found in the soil, can fly, found on land and in water belong to the phylum
A. Protozoa
B. Parazoa
C. Annelida
D. Arthropoda
Answer : D

6. Tube feet are the locomotory organs found in
A. Protozoans
B. Arthropods
C. Echinodermata
D. Molluscs
Answer : C

7. Tube in the tube' plan is exhibited by one of the following phyla :
A. Coelenterata
B. Porifera
C. Annelida
D. Arthropoda
Answer : C

8. The correct phylogenetic sequence in taxonomy is
A. Pisces, Amphibia, Reptilia, Mammalia
B. Pisces, Reptilia, Amphibia, Mammalia
C. Amphibia, Pisces, Reptilia, Mammalia
D. Amphibia, Reptilia, Pisces, Mammalia
Answer : A

9. Cephalophoda is a class of animals in which
A. notochord extends upto head
B. foot is located on head
C. head is located on foot
D. head is fused with thorax
Answer : B

10. The basic unit of taxonomy is
A. genus
B. order
C. class
D. species
Answer : D

11. The beak of birds is toothed in
A. Ostrich
B. Kiwi
C. Archaeopteryx
D. Pelican
Answer : C

12. Constant body temperature is found in
A. earthworm
B. snake
C. frog
D. cow
Answer : D

13. Taxon is the
A. name of a taxonomy journal
B. name of a branch of taxonomy
C. a rank of classification as phylum, class, order, species
D. group of similarly constituted species
Answer : C

14. Diploblastic body with cellular grade of organisation and cellular mesogloea is characteristic of
A. protozoal
B. porifera
C. coelenterata
D. annelid a
Answer : C

15. A natural system of classification is based upon
A. natural relationships, reflecting evolutionary relationship
B. morphological similarities between organisms
C. embryologicall, biochemical, phisio-loical and ecological considerations
D. both (b) and (c)
Answer : A

16. The generic name of apple snail is
A. Limax
B. Pila
C. Sepia
D. Murex
Answer : B

17. Which one of the following is a metatherian mammal ?
A. Hystrin
B. Tachyglossns
C. Diadelphyes
D. None of these
Answer : C

18. The system of classification proposed by Linnaeus is regarded by modem biologists as
A. an artificial system of classification
B. a natural system of classification
C. a system based on phylogeny
D. none of these
Answer : A

19. Animals belonging to order Rodentia have
A. long incisors
B. long canines
C. short canines
D. short incisors
Answer : A

20. For finding a haemocoel which animal you will select ?
A. Earthworm
B. Hydra
C. Ascaris
D. Scolopendra
Answer : D

21. A reptile with a four-chambered heart is
A. python
B. chameleon
C. turtle
D. crocodile
Answer : D

22. In which of the following sets, groups are not correctly matched ?
A. Onychophora, Myriapoda, Arachnida
B. Hydrozoa, Scyphozoa, Anthozoa
C. Polychaeta, Hirudiniea, Oligochaeta
D. Gastropoda, Rhizopoda, Scaphopoda
Answer : D

23. In title classification of animals a 'family' name is formed by adding
A. idae as a suffix to the name of the type genus
B. inae as a suffix
C. ceae as a suffix
D. oidea as a suffix
Answer : A

24. Diploblastic acoelomate condition is found in
A. Ascaris
B. Planaria
C. Rotifer
D. Sea anemone
Answer : D

25. The type of symmetry best suited to non-motile organisms is
A. radial symmetry
B. bilateral symmetry
C. asymmery
D. both (a) and (b)
Answer : A

26. Binomial system of nomenclature in classification was divided by Carolus Linnaeus. It provides the names pertaining to
A. one scientific and one popular
B. given by two taxonomists
C. one generic and one specific epithet
D. international identifying catalogue
Answer : C

27. Match the species :
A. Scorpion, Spider
B. Scorpion, Obelia, Hydra
C. Star fish, Obelia, Hydra
D. Cockroach, Earthworm, Taenia solium
Answer : A

28. Which one of the following sets of animals belongs to class cydostomata
A. Amphioxus and Balangolossus
B. Petromyzon and Myxine
C. Herdmania and Myxine
D. Herdmania and Amphioxus
Answer : B

29. A spider belongs to class
A. Insecta
B. Myriapoda
C. Arachnida
D. Onychophora
Answer : C

30. Which one of the following sets has all hermophrodite animals ?
A. Ascaris, Hydra, Earthworm
B. Leech, Hydra, Tapeworm
C. Hydra, Man, Leech
D. Tapeworm, Toad, Starfish
Answer : B

31. Ophiosaurus commonly known as glass snake is a
A. limbless amphibian
B. limbless snake
C. limbless lizard
D. limbless fish
Answer : C

32. The order insectivora of class mammalia includes
A. moles, shrews and hedgehogs
B. monkeys, apes and man
C. whales and dolphins
D. kangaroo, lions and wolves
Answer : A

33. Sea Stick refers to group
A. porifera
B. coelentrata
C. annelida
D. mollusca
Answer : B

34. Which of the following is not a diploblas-tic group ?
A. Porifera
B. Coelentrata
C. Annelida
D. Platyhelminthes
Answer : D

35. Cephalisation is a characteristic feature of
A. immotile, radially symmetrical animals
B. motile, bilaterally symmetrical animals
C. bilaterally symmetrical, non-motile terrestrial animals
D. both (b) and (c)
Answer : B

36. Histological differentiation is absent in
A. Amoeba
B. Hydra
C. Earthworm
D. Cockroach
Answer : A

37. A true terestrial animal among these is
A. frog
B. tortoise
C. salamander
D. toad
Answer : D

38. Bony plates are found in addition to scales in
A. hag fish
B. eel
C. flyingfish
D. seahorse
Answer : D

39. Limulus, the king-crab, is the only living representative of the order xiphosura belonging to the phylum
A. Annelida
B. Mollusca
C. Echinodermata
D. Arthropoda
Answer : D

40. Glow worm is
A. an annelid
B. a true worm
C. a type of earthworm
D. an insect
Answer : D

41. Aphrodite, commonly called as sea mouse is a/an
A. annelide
B. fish
C. mollusc
D. arthropod
Answer : A

42. Tapeworm is placed in class
A. Cestoda
B. Trematoda
C. Sporozoa
D. Suctoria
Answer : B

43. Birds and bats are good fliers. The bat differs from a bird in having
A. diaphragm
B. four-chambered heart
C. wings
D. small brain
Answer : A

44. Which of the following has no segmentation ?
A. Hydra
B. Earthworm
C. Cockroach
D. Centipede
Answer : A

45. Which of the following is not a true amphibian animal ?
A. Frog
B. Toad
C. Salamander
D. Tortoise
Answer : D

46. Which one of the following is found in chordates but not in non-chordates
A. Gills
B. Spiracles
C. Post anal tail
D. Chitious skeleton
Answer : C

47. Honey-bees belong to the phylum arthropoda and class
A. insecta
B. oligochaeta
C. arachnida
D. crustace
Answer : A

48. Taxonomy is the science that deals with the classification of
A. plants
B. animals
C. microorganisms
D. living organisms
Answer : D

49. Chief distinguishing features of mammals are
A. hairy skin and ovipary
B. hairy skin and mammary glands
C. mammary glands and teeth
D. pinnae and teeth
Answer : B

50. The respiratory organs of crustaceans are
A. tracheae
B. book lungs
C. gills
D. skin
Answer : C