1000+ Classifications of Animal Kindom MCQ for UPSC IES [Solved]

1. Sea horse is a
A. fish
B. mammal
C. bird
D. none of these
Answer : B

2. The locust is
A. an arthropod
B. a mollusc
C. an insect
D. an echinoderm
Answer : C

3. Which of the following has a diaphragm between the thorax and abdomen
A. Frog
B. Lizard
C. Pigeon
D. Whale
Answer : D

4. Which of the following groups of characters is present in all chordates in some or other stage in their life ?
A. Mammary glands, hairs, gill slits
B. Notochord, gill slits and dorsal ! tubular nervous system
C. Notochord, scales and dorsal tubular nervous system
D. Gill slits, vertebral column and notochoitl
Answer : B

5. In fishes, lobed fins are found in
A. marine fishes
B. fresh water fishes
C. lung fishes
D. none of these
Answer : C

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

7. Sepia is also known as
A. star fish
B. cartilagenous fish
C. jellyfish
D. cuttlefish
Answer : D

8. Which of the following is a correct hierar-chial sequence in systematics ?
A. Species, genus, family, order, class, phylum
B. Species, genus, order, family, class, phylum
C. genus, species, order, family, class, phylum
D. genus, family, order, class, species, phylum
Answer : B

9. True fishes possess gills and fins. Which of the following is not a true fish ?
A. Silver fish
B. Goldfish
C. Silver carp
D. Seahorse
Answer : A

10. Only poisonous lizard of the world is
A. Ophiosaurs
B. Heloderma
C. Varanus
D. None of these
Answer : A

11. Whale belongs to the taxonomic group
A. Fishes
B. Reptilia
C. Echinodermata
D. Mammalia
Answer : D

12. Which one of the following is a matching set in animal classification based on correct sequence of phylum ?
A. Liver fluke, tapeworm, roundworm, guinea worm
B. Oyster, ship-worm, octopus, cuttle fish
C. Prawn, neries, crab, millipede
D. Sea urchin, sea fan, sea lily, sea pen
Answer : B

13. The generic name of peacock is
A. Passer domesticus
B. Pavo cristatus
C. Psittacula krameri
D. None of these
Answer : B

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

15. 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

16. Presence of a vestigeal appendix in man suggests that our forebears were
A. herbivores
B. carnivores
C. omnivores
D. fruit eaters
Answer : A

17. Branchiostonta is an example of
A. Cephalochordata
B. Agnatha
C. Urochordata
D. Gnathostomata
Answer : A

18. An insect differs from a spider in the following ways :
A. Insect has 6 pairs of legs and one pair of wings while spider has 4 pairs of legs and no wings
B. Insect has 4 pair of legs and two pairs of wings while spider has 3 pairs of legs and no wings
C. Insect has 3 pairs of legs and two pairs of wings and spider has 4 pairs of legs and no wings
D. Insect has 3 pairs of legs and generally no wings while spider has 5 pairs of legs and generally one pair of wings
Answer : C

19. 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

20. Monotremata is a group of animals which includes
A. fishes with a sinlge gill aperture
B. insects with a single pair of functional spiracles
C. mammals with a single common cloacal opening
D. protozoans with single flagellum
Answer : C

21. The group amniota includes
A. birds and mammals
B. birds and reptiles
C. reptiles and mammals
D. reptiles, birds and mammals
Answer : D

22. 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

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

24. Pheretivia is placed in class
A. annelida
B. chaetopoda
C. polychaeta
D. oligochaeta
Answer : D

25. The larval forms called bladder worms are characteristic of
A. intestinal parasites
B. earthworms
C. roundworms
D. tapeworms
Answer : D

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

27. The biggest phylum in regard to the number of species is
A. Arthropoda
B. Platyhelminthes
C. Chordata
D. Protozoa
Answer : A

28. A suctorial mouth is present in
A. leech
B. cockroach
C. housefly
D. butterfly
Answer : A

29. Coelentrates generally include the animals which are
A. radial symmetrical and triploblastic
B. radial symmetrical and diploblastic
C. bilateral symmetrical and triploblastic
D. biradial symmetrical and diploblastic
Answer : B

30. Which of the following shows deuteros- I tome condition ?
A. Acoelomate animals
B. Pseudocoelomate animals
C. Animals with enterocoel
D. Animals with schizocoel
Answer : D

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

32. 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

33. Aside from a three chambered heart, reptiles are characterised by the presence of
A. limb girdles
B. dermal scales
C. lungs
D. dorsal nerve cord
Answer : B

34. Which of the following belongs to Mollusca ?
A. Starfish
B. Dogfish
C. Silver fish
D. Goldfish
Answer : A

35. Which of the following have played a part in human evolution, different races adapting to different climate ?
A. Geographical isolation
B. Reproductive isolation
C. Behavioural isolation
D. Hybrid in viability
Answer : A

36. According / to Whittaker, the five kingdoms into which all living beings are classified are
A. Monera, Protista, Metaphyta, Meta-zoa and Parazoa
B. Monera, Protista, Fungi, Plantae and Animalia
C. Mpnera, Prokaryotes, Fungi, Plantae and Animalia
D. Prokaryotes, Eukaryotes, Fungi, Plantae and Animalia
Answer : B

37. Taenia, Periplaneta and Pheretima are non-chordates because
A. their body is segmented
B. they do not possess a post-anal tail
C. they do not have a coelom
D. all of these
Answer : B

38. Body segments are said to be homono-mous when
A. external segments correspond to internal segments
B. the body of an animal is made up of dissimilar units
C. all body segments along the length of the body are similar
D. none of these
Answer : C

39. Echis carinata is known as
A. coral snake
B. brain coral
C. tree snake
D. none of these
Answer : C

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

41. Which of the following is not an enterocoelic phylum ?
A. Chordata
B. Mollusca
C. Coelentrata
D. Porifera
Answer : B

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

43. Exclusively marine animals are found in group
A. Fishes and Echinodermata
B. Coelentrata and Echinodermata
C. Porifera and Coelentrata
D. Echinodermata and Protochordata
Answer : D

44. These species inhabiting different geographical areas are
A. allopatric
B. sibling species
C. morphospecies
D. sympatric
Answer : A

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

46. According to Aristotle's classification, animals were divided into
A. Protozoa and Metazoa
B. Invertebrata and Vertebrata
C. Chordata and Non-chordata
D. Anaima and Enaima
Answer : D

47. Members of which phylum exhibit adaptations widely varied environmental conditions ?
A. Annelida
B. Platyhelminthes
C. Echinodermata
D. Mollusca
Answer : D

48. Natural system of classification has the basis of
A. morphology
B. Phylogeny
C. both (a) and (b)
D. ontogeny
Answer : C

49. Turbellarians are
A. parasitic flatworms
B. free living flatworms
C. parasitic tapeworms
D. free living tapeworms
Answer : B

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