Animal Diversity — 2018 Past Questions

University of Ilorin ZOO102: 60 questions.

Topics: Diversity of animal forms, structures, and functions, Diversity of animal forms, structures, and functions., General classification of the animal kingdom, History of animal diversity, categorization, Animal systematics, Multicellularity and embryonic layer development, Multicellularity and embryonic layer development.

1. The kingdom Protoctista is also known as
   1. Protozoa
   2. Protista
   3. Protist
   4. All of the above
2. Which of the following is not a member of Zoomastigina?
   1. T. vaginalis
   2. E. viridis
   3. Trichonympha sp
   4. Giardia sp
3. Cytopyge is found in
   1. Paramecium
   2. Amoeba
   3. Stentor
   4. Vorticella
4. The most complex protozoa is
   1. Sarcodina
   2. Ciliate
   3. Euglenophyta
   4. Zoomastigina
5. Which of the following organelles are associated with defense in protozoans?
   1. Statocyst
   2. Trichocyst
   3. Nematocyst
   4. All of the above
6. Inflow of food through the gullet during ingestion in Euglena is effected by the
   1. Short flagellum
   2. Long flagellum
   3. Basal body
   4. Contractile vacuole
7. The Euglena starch is stored in
   1. Glycogen
   2. Grain
   3. Paramylum granule
   4. Murein
8. Digestion in protozoans is
   1. Intracellular
   2. Extracellular
   3. Intercellular
   4. All of the above
9. Water enters the sponges through __________
   1. Osculum
   2. Prosopyle
   3. Porocyte
   4. Ostia
10. The opening located opposite the attachment end in an asconoid sponge is the
    1. Osculum
    2. Ostium
    3. Porocyte
    4. Paragaster
11. The type of sponge having its spongocoel completely transformed into water channels leading to the osculum is
    1. Leuconoid type
    2. Asconoid type
    3. Syconoid type
    4. Radial type
12. Which of the following creates the feeding current by the continuous beating of the flagella?
    1. Pinacocyte
    2. Sclerocyte
    3. Spongocoel
    4. Choanocyte
13. Food such as glycogen and lipoprotein is stored in which part of sponges?
    1. Pinacocyte
    2. Sclerocyte
    3. Thesocyte
    4. Choanocyte
14. Reproduction and respiration in Leucosolenia is controlled by
    1. Pinacocyte
    2. Sclerocyte
    3. Spongocoel
    4. Choanocyte
15. The taxon at cellular level of organization
    1. Cnidarian
    2. Porifera
    3. Protoctista
    4. Planaria
16. The tightly fitted polygonal cells in sponges is called
    1. Pinacocytes
    2. Amoebocyte
    3. Thesocyte
    4. Choanocyte
17. The feeding polyp is called
    1. Hydranth
    2. Gastrozooid
    3. Gonozooid
    4. Medusa
18. In Aurelia, the origin of gonad is
    1. Ectodermal
    2. Endoderm
    3. Mesodermal
    4. Mesoderm and ectoderm
19. Which cells of hydra are totipotent?
    1. Cnidocyte
    2. Interstitial cells
    3. Sensory cells
    4. Nutritive cells
20. A coelenterate commonly known as 'jellyfish' is
    1. Aurelia
    2. Obelia
    3. Hydra
    4. Physalia
21. Pseudopodia in amoeba correspond to ___________ in hydra
    1. Mouth
    2. Tentacle
    3. Cnidocyte
    4. Nematocyte
22. Which of the following has a single opening?
    1. Hydra
    2. Sponges
    3. Flatworms
    4. A and c
23. The rapid method of locomotion in hydra is by
    1. Gliding
    2. Looping
    3. Somersaulting
    4. Jumping
24. Statocyst is a sense organ present in
    1. Polyp
    2. Medusa
    3. Both
    4. None
25. Examples of a cnidaria that dwell in fresh water is
    1. Obelia
    2. Hydra
    3. Sea anemones
    4. Jelly fishes
26. The body cavity of hydra is called
    1. Spongocoel
    2. Paragaster cavity
    3. Enteron
    4. None of the above
27. Obelia exist as
    1. Both polyp and medusa
    2. Only polyp
    3. Only medusa
    4. None of the above
28. Linnean systematics did not initiate
    1. Natural affinities
    2. Binomial nomenclature
    3. Hierarchical system
    4. All of the above
29. A taxon consisting of the most closely related species is called a
    1. Kingdom
    2. Family
    3. Order
    4. Genus
30. Which of these best refers to a collection of termites of the same species?
    1. Macrotermis spp
    2. Macrotermis SP
    3. Macrotermises sp
    4. Macrotermis sp
31. What is incorrect about this reference in a taxonomic report: 'the mosquitoes, Anopheles sp, belong to the Phylum Arthropoda'?
    1. Since numerous individuals are referenced it should be spp
    2. Anopheles should have been italicized
    3. Sp. needed to have been underlined
    4. The taxon name should start with a low case
32. Which of the following is the most inclusive?
    1. Genus
    2. Order
    3. Class
    4. Phylum
33. Who classified organisms into 5 kingdoms in 1969?
    1. John Ray
    2. Aristotle
    3. Linnaeus
    4. Whittaker
34. The sequence portraying correct order of inclusiveness in taxonomic ranking is
    1. Infraclass, superclass, class, subclass
    2. Superclass, class, subclass, infraclass
    3. Infraclass, subclass, class, superclass
    4. Superclass, class, infraclass, subclass
35. Who proposed the theory that organisms should have two sets of names and advocated for taxonomy according to their natural affinity?
    1. John Ray
    2. Aristotle
    3. Linnaeus
    4. Whittaker
36. The 'Systema Naturae' was written in
    1. 1758
    2. 1708
    3. 1706
    4. 1969
37. The most exclusive taxonomic rank in this list is
    1. Order
    2. Class
    3. Phylum
    4. Family
38. The body fluid filled cavity of nematode is
    1. Coelom
    2. Spongocoel
    3. Enteron
    4. Pseudocoelum
39. Elephantiasis is caused by
    1. Wuchereria bancrofti
    2. Ascaris lumbricoides
    3. Enterobius vermicularis
    4. Fasciola hepatica
40. Annelids differ from nematodes by
    1. Exhibits bilateral symmetry
    2. Are triploblastic
    3. Are metamerically segmented
    4. Possess complete digestive tract
41. Development is direct in
    1. Bristleworm
    2. Tapeworm
    3. Earthworm
    4. Hookworm
42. Nematode is
    1. Acoelomate
    2. Coelomate
    3. Pseudocoelomate
    4. Eucoelomate
43. The organization of life in nematode is
    1. Cell level
    2. Tissue level
    3. Organ level
    4. Organ system level
44. All these organisms have alternate host except
    1. Tapeworm
    2. Plasmodium vivax
    3. Fasciola hepatica
    4. Ascaris lumbricoides
45. Only medusa form is found in which of the following?
    1. Scyphozoa
    2. Hydrozoa
    3. Cubozoa
    4. None of the above
46. The non-gelatinous layer in the body wall of cnidaria is called?
    1. Mesoglea
    2. Endothelium
    3. Peritoneum
    4. Mesothelium
47. Symmetry in cnidarians is?
    1. Radial
    2. Lateral
    3. Bilateral
    4. Ventral
48. Fasciola belongs to the order?
    1. Monogenea
    2. Digenea
    3. Aspidogastrea
    4. Cestoda
49. The following are adaptive features of Platyhelminthes to parasitic life except?
    1. Elaborate reproductive system
    2. Ability to kill their host
    3. Presence of adhesive organs
    4. Possession of cuticular cover
50. The _______ cells are undifferentiated stem cells that can mature into sex cells, nerve cells and other types of cells.
    1. Cnidocyte
    2. Interstitial
    3. Sensory
    4. Glandular
51. The most primitive invertebrate to possess musculo-epithelial cells and nerve cells is?
    1. Sycon
    2. Spongilla
    3. Fasciola
    4. Hydra
52. The first triploblastic multicellular animal is?
    1. Porifera
    2. Nematoda
    3. Platyhelminthes
    4. Annelida
53. Which of the following animals possess a parenchyma mesoderm?
    1. Porifera
    2. Nematoda
    3. Platyhelminthes
    4. Annelida
54. A character shared by Platyhelminthes and cnidarian is?
    1. Diploblastic condition
    2. Single body cavity
    3. Three germ layers
    4. Presence of coelom
55. A common feature to tapeworm, liver fluke and planaria is?
    1. Segmentation
    2. Blindness
    3. Coelom
    4. Flatness
56. Members of the phylum Platyhelminthes show?
    1. Tubular body plan
    2. Blind sac body plan
    3. Robust body plan
    4. Asymmetrical body plan
57. Flatworms are characterized by the presence of?
    1. Protonephridia
    2. Flame cells
    3. Nephrostome
    4. Nephridia
58. An example of a blood fluke is?
    1. Fasciolopsis
    2. Schistosoma
    3. Taenia
    4. Clonorchis
59. Planarians are _______ flatworms.
    1. Free-living
    2. Parasitic
    3. Symbiotic
    4. Saprophytic
60. Osmoregulation is carried out in planaria by?
    1. Mitochondria
    2. Flame cells
    3. Contractile vacuole
    4. Malpighian tubules

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