Aje Taiwo Tutor
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DZLY101: Introductory Zoology
Leucosolenia belongs to the class
(a) Leucosolenida
(b) Calcarea
(c) Hyalospongiae
(d) Hexactinellida
(e) Demospongiae
16.
The circulatory and excretory systems originate from the
germ layer
(a) Ectoderm
(c) Endoderm
(b) Mesoderm
(d) Ectoderm and mesoderm
17.
The following are pseudopodia except
(a) lobopodia
(c) Reticulopodia
(b) philopodia
(d) Axopodia
Which is not a source of phylogenetic information?
(a) comparative biochemistry
(b) comparative cytology
(c) comparative morphology
(d) None of the above
18.
The following trichomonas species affect man except
(a) T. tenax
(c)
T. hominis
(b) T. cruzi
(d)
T. vaginalis
Adenophoreans can also be referred to as?
(a) Kinorhyncans
(c) Phasmidians
(b) Nematomorphans
(d) Aphasmidians
19.
Opalinata have
(a) 15 – 30 monomorphic nuclei
(b) 10 – 24 dimorphic nuclei
(c) 15 – 30 dimorphic nuclei
(d) 10 – 24 monomorphic nuclei
Which is not characteristics of Asphamidia
(a) Cadual glands present
(b) Amphids spiral or disc type
(c) Excretory systems not of lateral canals
(d) are pseudocoelomates
20.
Which leishmaniasis affects the skin
(a) Leishmania Donorani
(c) Leishmania volicae
(b) Leishmania tropica
(d) Leishmania artica
Best drug of choice for trichuris trichuria is
(a) Diethyl carbamizine
(c) Menbendazonle
(b) Ivermectin
(d) Panadol extra
21.
Phylobotomus is scientific name for
(a) Triatomic bugs
(c) Sand fly
(b) Tse tse fly
(d) Dust fly
The type of arrangement of muscle cells in Nematoda?
(a) Distal
(c) Radial
(b) Proximal
(d) Longitudinal
22.
Which of these features is not of taxonomic value?
(a) Geographical character
(b) Colour and size character
(c) Ecological characters
(d) Physiological characters
23.
A sibling species can be identified by
(a) Reproductive studies
(c) Molecular studies
(b) Evolutionary studies
(d) All of the above
Hydra belongs to the class
(a) Hydrozoa
(b) Alayonaria
(c) Zoantharia
(d) Cubozoa
4.
Opalinata is
(a) Diverse
(b) Free living
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(d) Volvox sp.
A type specimen
(a) is a unique member of an organism in a museum
(b) is a sample of an organism put in a museum
(c) a specially preserved organism in a museum
(d) is all of the above
Binary fission in anopora occurs in
(a) longitudinal axis
(c) mirror image division
(b) transverse axis
(d) lateral side
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(b) Amoeba sp.
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Thursday 8th March, 2012.
(c) Exclusively parasitic
(d) Holozoic
10.
The following species of Entamoeba are correct except
(a) E. coli
(c) E. histolytica
(b) E. hyanitica
(d) E. gingivalis
11.
Trichomonas is found in
(a) Toad
(b) Man (c) Dogs (d) Cattle
12.
The following are exclusively parasitic except
(a) Elmeria
(c) Toxoplasmia
(b) Eumena spp
(d) Plasmodium
24.
Cnidocysts contain _________ organelles?
(a) Stinging
(c) Feeding
(b) Flinging
(d) Swimming
Lymphatic filariasis is also known as
(a) Oedema
(c) Lerosis
(b) Elephantiasis
(d) Toxoplasmosis
25.
Coelentrates are beautiful creatures that characterize the
architecture _______
(a) coral reefs
(c) oceans
(b) coastal reef
(d) coast lines
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Which of these animals is triploblastic
(a) Obelia sp.
(c) Lumbricus sp.
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DZLY101: Introductory Zoology
Thursday 8th March, 2012.
Which is common to both cnidarians and ctenophora
(a) comb plate
(c) Tentacles
(b) cnidocysts
(d) All of the above
41.
Common name for phylum porifera is
(a) Sea cucumber
(b) Scallops
(c) Sponges
(d) Sea daisy
Which is not common to cnidria and ctenophora
(a) Anus
(b) Mosogloea
(c) Mouth
(d) None of the above
42.
Members of phylum cnidaria are
(a) Diploblastic
(b) Uniblastic
(c) Triploblastic
(d) Heteroblastic
Mebendazole is used to treat all except
(a) Hookworm infections
(c) whipworm infections
(b) Lymphatic filariasis
(d) pinworm infections
43.
The body cavity of cnidarians is called
(a) Coelom
(b) Coeladuct
(c) Coelomoduct
(d) Cnidocoel
The respiratory pigments in annelids include
(a) Hemerythrin
(c) Chlorocruorin
(b) Haemoglobin
(d) None of them
44.
Sea butterflies are
(a) Insects
(b) Crustacea
Common term for aquatic larvae stage of annelids
(a) Trochophore
(c) Hexacanth
(b) Planura
(d) Tornaria
45.
Nautilus is known as a living fossil because
(a) is extinct
(b) slow moving
(c) extinct but has many primitive characters
(d) None of the above
46.
The foot of octopus is modified into:
(a) Lateral fins and siphons
(b) Tentacles and siphon
(c) Cnidae and tentacles
(d) Arms and no tentacles
47.
Which subphyla of Arthropod have no living representative
(a) Chelicerata
(b) Insecta
(c) Uniramia
(d) None of the above
48.
Most ticks and mites are
(a) Freeliving
(b) Parasitic
(c) Predators
(d) Carnivores
(c) Opisthobranchia
(d) None
31.
Dimorphic form of coelenterates are
(a) polyp and medusae
(c) coral and polyp
(b) Jelly and medusae (d) Coral and medusae
32.
Cephalization is the concentration of nerve ganglia in the
_____ part of the body.
(a) anterior
(c) lateral
(b) median
(d) ventral
33.
The following are polychaeta except
(a) Aphrodite
(c) Tubiflex
(b) Eupamatus dianthus
(d) Amphitrite
34.
There are _____ classes in phylum mollusca
(a) 3
(c) 5
(b) 7
(d) 9
35.
The class of Annelida with individuals of separate sexes is
(a) Hinidinea
(c) Errantia
(b) Polychaeta
(d) Lumbricus
49.
Antenna are absent in
(a) Dragon fly
(b) spider
(c) prawn
(d) millipede
36.
Planaria belong to the class ______
(a) Temnocephalida
(c) Cestoda
(b) Trematoda
(d) Turbellaria
50.
Animals active during the night are
(a) Nocturnal
(b) Diurnal
(c) Carnivorous
(d) Omnivorous
37.
The common name of Neries species is
(a) Logworm
(b) Ragworm
(c) Lugworm
(d) Roundworm
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38.
Which is not a crustacean
(a) Scorpion (b) Prawns
Scorpions are beneficial because they are used in
(a) Biological control of insect
(b) Pharmacological research
(c) Immunological research
(d) All of the above
52.
Fresh water snails belong to the order
(a) Basommatophora (b) Basogastropoda
(c) Styommatophora (d) None
53.
The lung fish use the following for respiration
(a) Lungs only
(b) Ctenedium
(c) Gills only
(d) Lungs and gills
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Which is a mutualist
(a) Trichomonas
(c) Plasmodium
Which is a minor phylum?
(a) Phylum porifera
(c) Arthropoda
(c) Isopods
(d) Crayfish
(b) Trypanosoma
(d) None of the above
(b) Annelida
(d) None of the above
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Tilapia tail is
(a) Diphycercal
(c) Heterocercal
DZLY101: Introductory Zoology
(d) On the dorsal part of the posterior end of the body
(b) Teterocercal
(d) Homocercal
68.
A space in time in which biotic and abiotic components
interact continuously is called
(a) Food web
(b) Exosystem
(c) Biosphere
(d) Home
Animals that feed directly on plants are
(a) scavengers
(b) omnivores
(c) herbivores
(d) carnivores
Zoology is the study of
(a) Zoos
(b) Animals
(c) Systematics of Animals
(d) Animals and their environs
58.
Which type of symmetry occurs in “protozoa”
(a) Radial
(b) Bilateral
(c) Spherical
(d) All the above
59.
What is the act of repairing injuries in poriferans called
(a) Regeneration
(b) Renuration
(c) Embyogenesis
(d) Somatic embryogenesis
60.
The position of mouth in shark is
(a) Terminal
(b) Horizontal
(c) Ventral
(d) Aboral
61.
The shark’s tail is
(a) Diphycercal
(c) Heterocercal
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67.
Thursday 8th March, 2012.
Which is a flightless bird?
(a) Hawks
(b) Falcons
(c) Penguins
Bats belong to which order
(a) Chiroptera
(c) Primates
Cytoplasmic structures composed of 9 doublets microtubules
and 2 central fibrils is known as
(a) Axomeme
(b) Flagella
(c) Basal granule
(d) None of the above
70.
Circulatory system of segmented work is
(a) closed (b) open
(c) partially closed
(b) Marsupial
(d) Cetaces
First animals to inhabit land are
(a) Arthropods
(b) Birds
(c) Reptiles
(d) Amphibians
The organ that produces silk in spiders is located
(a) The posterior end of the prosoma
(b) On the anterior end of the ventral part of the body
(c) On the posterior end of the ventral part of the opisthoma
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3
(d) double
71.
Annelids are not
(a) Acelomate
(b) Bilaterally symmetrical
(c) Triblophastic organization
(d) Radially symmetrical
72.
Common name for Trichuris trichura is
(a) Whip worm
(b) Thread worm
(c) Guinea worm
(d) Eyeworm
73.
Which of the following classes is not regarded as
Aschelmintues
(a) Kinorhyncha
(b) Rotifera
(c) Nematomorpha
(d) Cephalopoda
74.
How much is the percentage of Nematode that is parasitic
(a) 50%
(b) 25% (c) 15% (d) 10%
75.
Common name for phylum ctenophore is
(a) Jelly Fish
(b) Dragon fish
(c) Comb jelly
(d) Brittle star
76.
Sponges obtain their food and oxygen through
(a) other sponge species
(b) Predators
(c) use of spongocoel
(d) water current through their canal systems
77.
This type of feeding system is adequate for sponges because
(a) they are agile
(b) They are mobile
(c) They always sleep
(d) They have active life habit
78.
The type of feeding system in sponges is
(a) Autotrophic
(b) Holozoic
(c) Saprozoic
(d) Filter-feeding
79.
In Ascaris lumbricoides, the male is
(a) 15 - 45cm long
(b) 15 – 30cm long
(c) 10 – 20cm long
(d) 10 – 30cm long
80.
Which of the following is not an insect
(a) Grasshopper
(b) Fly (c) Snakeflies
(d) Emus
Domestic fowls belong to which order
(a) Columbiformes
(b) Galliformes
(c) Anseriformes
(d) Falconiformes
(b) Conjugation
(d) Schizogony
69.
(b) Telerocercal
(d) Homocercal
Which of the following feathers serve principally to conserve
heat?
(a) filoplumes
(b) countour
(c) pheasant
(d) down
Which is sexual reproduction
(a) Sporogony
(c) Budding
(d) Mites
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DZLY101: Introductory Zoology
Thursday 8th March, 2012.
(a) They are unicellular
(b) They are colonial
(c) Some are seen with the unaided eye
(d) They have some with multicellular stages in their life
cycle
81.
Spiders have ____ simple eyes
(a) 18
(b) 8
(c) 6
(d) 10
82.
Class insect belongs to sub phylum
(a) Decapoda
(b) Hexapoda
(c) Diplopoda
(d) Crustacea
92.
The first four segments in thorax of millipede bear ___ pair of
legs
(a) No
(b) Two (c) Three (d) One
Trypanosoma belongs to the class
(a) Trypanosomatina (b) Zoomastigophora
(c) Phytomastigophora
(d) Ciliophora
93.
The flagellated collar cells is known as
(a) Choanocytes
(b) Spongocytes
(c) Collencytes
(d) Pinacocytes
94.
Amoeba belongs to class
(a) Mastigophora
(c) Rhizopoda
(b) Sariodina
(d) Lobosea
Flatworms belong to phylum
(a) Nematoda
(c) Nematomorpha
(b) Platyhelminthes
(d) Protozoa
Tapeworms belong to class
(a) Trematoda
(c) Cestoda
(b) Turbellaria
(d) Monogenoidea
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Which of the following is not true of opisthobranchia
(a) They are all hermaphrodites
(b) They are very colourful and beautiful
(c) They are all marine
(d) The larva stage is trochopore larval
There are ____ classes in mollusca
(a) 3
(b) 5
(c) 7
(d) 9
95.
The largest class of mollusca is
(a) Gastropoda
(b) Bilvalvia
(c) Cephalopoda
(d) None
96.
Which class of mollusca is the most developed
(a) Gastropoda
(b) Bilvalvia
(c) Cephalopoda
(d) None
97.
Common term for aquatic larva stage of annelids is
(a) Trocophore larvae
(b) Planula
(c) Tornaria
(d) None of the above
Annelida is divided into ___ groups
(a) 1
(b) 2
(c) 3
(d) 4
98.
Which causes human malaria
(a) plasmodium malariae
(c) plasmodium berghei
Placenta is absent in this group
(a) marcupials
(b) monotremes
(c) primates
(d) chiropterans
99.
Which is not an important adaptation for flight in birds
(a) modification of fore limbs into wings
(b) Endothermy
(c) Feathers
(d) Excretion of uric acid
100.
Which does not have a marsupium?
(a) Kangaroos
(b) koalas
(c) Tamanian wolves
(d) Tachyglossus
(b) plasmodium knowlesi
(d) plasmodium rodhaini
90.
The vector of malaria is
(a) Mosquito
(b) Culex Mosquito
(c) Female Anopheles Mosquito
(d) None of the above
91.
Which of the following is not true about sub kingdom
protozoa
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