Classification of Animals MCQs Part VI

1) Female anopheles inject saliva into human blood before sucking blood because
a) Moistening of proboscis takes place
b) Digestion of food becomes easy
c) It helps in introduction of sporozoites
d) It prevents clotting of blood

2) In cockroaches, the first pair of wings are known as
a) Sterna
b) Terga
c) Elytra
d) Harters

3) The body cavity of cockroaches is a
a) Coelom
b) Schizocoel
c) Pseudocoelom
d) Haemocoel

4) True and complete metamorphosis occurs in
a) Grass hoppers
b) Silver fishes
c) Bed bugs
d) Moths and mosquitoes

5) The simple eyes found below the compound eye of the cockroach are useful in
a) Detection of direction
b) Chemoreceptors
c) Seeing at night
d) Acting as photoreceptors

6) The cockroach has no RBC but respires by
a) Trachea and spiracle
b) Gill
c) Lungs
d) Book lungs

7) The number of spiracles in the cockroach are
a) 8 pairs
b) 6 pairs
c) 12 pairs
d) 10 pairs

8) The thorax of the cockroach is formed by
a) 5 segments
b) 4 segments
c) 3 segments
d) None

9) The most important feature of Arthropoda is the presence of
a) Variety of habitats
b) Jointed legs
c) Antennae
d) None

10) The Nobel Prize for deciphering the language of bees or bee coding was awarded to
a) Lamarck
b) W Harvey
c) H G Khurana
d) K V Frisch

11) The class Arachnida is characterized by
a) Presence of metamorphosis
b) Presence of nymphal stage
c) 4 pairs of legs
d) Viviparous habit

12) Beetle larvae are called
a) Naiads
b) Maggots
c) Caterpillars
d) Grubs

13) In the cockroach which of the following constitutes the tongue?
a) Maxilla
b) Mandible
c) Labium
d) Hypopharynx

14) Butterfly pupa is called
a) Caterpillar
b) Nymph
c) Imago
d) Chrysalis

15) The queen honey bee is adapted for
a) Controlling other bees
b) Laying eggs
c) Laying eggs and rearing the young
d) Preparing honey

16) Trypanosomiasis is spread by the
a) Louse
b) Sand fly
c) Tse-Tse fly
d) Mosquito

17) Which of these are vector hosts?
a) Frog, Lizard, snake, rabbit
b) Sand fly, Tse-Tse fly, house fly
c) Leishmania, sand fly, Trypanosoma
d) Sand fly, frog, housefly

18) The maximum number of economically important species are members of
a) Diplopoda
b) Crustacea
c) Chilopoda
d) Insecta

19) The silverfish is
a) A fish
b) An insect
c) An Echinoderm
d) A coelenterate

20) One of the following is not a correct set:
a) Mosquito-insects -malaria
b) Housefly – insects- cholera
c) Bedbug -crustacean- oriental sore
d) Scorpion – Arachnida – poison

21) Which segment bears the anal style in the male cockroach?

22) In the cockroach, the nerve cord is
a) Single, Ventral and hollow
b) Double, ventral and solid
c) Double, dorsal and hollow
d) Single, dorsal and solid

23) Of the two pairs of wings in cockroaches, one pair each arises from
a) Prothorax and mesothorax
b) Mesothorax and metathorax
c) First two segments of abdomen
d) Prothorax and metathorax

24) How many segments form the abdomen of cockroach?
a) 8 segments
b) 10 segments
c) 12 segments
d) 14 segments

25) The ootheca of cockroach contains
a) One egg
b) Four eggs
c) Eight eggs
d) Sixteen eggs

26) Considering the mouthparts of the cockroach the organ of mastication is the
a) Labium
b) Maxilla
c) Mandible
d) Labrum

27) In cockroach the testes are present in the region of
a) 3,4,5 abdominal segments
b) 4,5,6 abdominal segments
c) 5,6,7 abdominal segments
d) 6,7,8 abdominal segments

28) The male cockroach is identified externally by the presence of
a) Anal styles
b) Anal cerci
c) Wings
d) None

29) Metamorphosis in insects is influenced by
a) Ecdysone
b) Amylase
c) Haemolymph
d) All of these

30) In the female cockroach, the ootheca is secreted by the
a) Oothecal chamber
b) Oviduct
c) Collaterial glands
d) Mushroom gland

31) A housefly feeds on sugar by
a) Sucking sugar crystals through the pseudotracheae
b) Dissolving it in saliva so that it can feed on liquid
c) Crushing sugar crystals with its mandibles
d) Crushing the crystals with its legs

32) The diagnostic feature of insects, that is not found in any other arthropod is the presence of
a) A segmented body
b) Chitin in the body wall
c) Three pairs of legs
d) A pair of compound eyes

33) The egg of a cockroach is
a) Telolecithal
b) Centrolecithal
c) Mesolecithal
d) Isolecithal

34) Most of the digestion in cockroaches occurs in the
a) Pharynx
b) Midgut
c) Gizzard
d) Crop

35) The common feature of the trachea of the cockroach and the rabbit is that both
a) Have collapsible walls
b) Are ectodermal in origin
c) Are endodermal in origin
d) Have cartilaginous rings

36) Anal cerci are present
a) Only in male Ascaris
b) Only in male Cockroach
c) Only in female cockroach
d) In both male and female cockroaches

37) In cockroach, the corpora allata is
a) A sense organ
b) A tactile organ
c) An endocrine organ
d) A digestive gland

38) Which of these form the lining of the stomodeum in the cockroach?
a) Cuticle
b) Endothelium
c) Epithelium
d) None of the above

39) How many hepatic caecae are found in cockroaches?
a) Six
b) Eight
c) Ten
d) Twelve

40) How many salivary glands are found in cockroaches?
a) Many pairs
b) Two pairs
c) Three pairs
d) One bilobed pair

41) The cockroach has a circulatory system of
a) Closed
b) Open type
c) Fenestrated
d) Absent

42) Which type of blood cells are present in the cockroach?
a) Amoebocytes
b) Erythrocytes
c) Haemocytes
d) Leucocytes

43) One of the following is correct:
a) The bed bug is the parasite of cattle
b) The male mosquito has well developed mandibles
c) The housefly bites with long mandibles
d) The butterfly has siphon-type mouth parts

44) The clypeus in cockroaches is
a) Part of the head
b) Part of the leg
c) Part of the wing
d) Part of the thorax

45) In the male cockroach, the sperms are stored in the
a) Testes
b) Ejaculatory duct
c) Seminal vesicle
d) Utricular gland

46) What is the generic name of the oriental cockroach?
a) Blatta
b) Periplaneta
c) Blattella
d) Shelfordella

47) What would you call cockroaches which can run fast and rarely resort to flight?
a) Cursorial
b) Diurnal
c) Nocturnal
d) Crepuscular

48) In cockroaches excretion takes place through
a) Flame cells
c) Nephridia
d) Malphigian tubule

49) In cockroaches the eggs are fertilized
a) In a common oviduct
b) In the genital chamber of the female cockroach
c) Within the ootheca
d) In the oviducts

50) Which of the following types of heart is considered to be present in cockroaches?
a) Digenic
b) Myogenic
c) Monogenic
d) Neurogenic

51) Which one of the following acts as the vector for viral dengue fever?
a) Head louse
b) House fly
c) Aedes
d) Bed bug

52) Male mosquitoes are different from females because of the presence of
a) Long hairy antennae
b) Long legs
c) Short proboscis
d) Spotted wings

53) The larva of Anopheles mosquito is a
a) Bottom feeder with no respiratory siphons
b) Surface feeder with undeveloped respiratory siphons
c) Surface feeder with developed respiratory siphons
d) Bottom feeder with developed respiratory siphons

54) Yellow fever is transmitted by
a) Aedes
b) Anopheles
c) Culex
d) Housefly

55) Filariasis or Elephantiasis is transmitted by
a) Housefly
b) Sand fly
c) Culex
d) Aedes

56) Hemoglobin-containing red blood is absent in
a) Rats
b) Mosquitoes and cockroaches
c) Earthworms
d) Birds

57) Eggs of anopheles are found
a) Singly with air floats
b) Singly without air floats
c) In rafts with air floats
d) In rafts without air floats

58) Anopheles larva differs from that of Culex in having
a) No respiratory siphon
b) A developed respiratory siphon
c) Two respiratory siphons
d) None of these

59) The home of white ants is known as
a) Male hill
b) Hive
c) Termatarium
d) Sanitarium

60) Which one has a sting with a poison apparatus?
a) Bees
b) Scorpions
c) Wasps
d) All the above

61) Scorpions are
a) Carnivorous
b) Entomophagus
c) Blood suckers
d) Phytophagous

62) Larva of ticks or mites have
a) 3 pairs of legs
b) 4 pairs of legs
c) Numerous legs
d) No legs

63) Tracheal respiration differs from other respiratory processes because it carries air directly to the
a) Blood
b) Lungs
c) Respiratory pigments
d) Tissues

64) Brush border epithelium is found in cockroaches in the
a) Malphigian tubules
b) Mesenteron
c) Gizzard
d) All the above

65) Which of the following lack antennae?
a) Dragon fly
b) Peripatus
c) Prawn
d) Spider

66) Where does the itch mite lay eggs?
a) On body hairs
b) On our skin
c) In our blood
d) Beneath the skin

67) Scales are present on the wings of
a) Butterflies and moths
b) Houseflies and mosquitoes
c) Grasshoppers and locusts
d) Dragon flies and damsel flies

68) Soldier termites are
a) Fertile males
b) Sterile males
c) Sterile females
d) Sterile males and females

69) The biggest colony of social insects is that of
a) Ants
b) Bees
c) Termites
d) Wasps

70) The queen bee mates
a) While resting in the hire
b) While dancing
c) While on wings ( in flight)
d) None

71) The members of a bee colony recognize each other by
a) Smell
b) Vision
c) Dance
d) Touch

72) Which hormone checks the population in insects?
a) Ecdysone
b) Insulin
c) Juvenile hormone
d) Thyroxin

73) In the Malphigian tubule of the cockroach
a) The proximal part is absorptive and the distal is excretory
b) The proximal part is excretory and the distal is absorptive
c) Both the proximal and distal are absorptive
d) Both the proximal and distal are excretory

74) Which of the following is used for coloring cosmetics and beverages?
a) Beeswax
b) Cochineal dye
c) Honey
d) Lac

75) The sting of scorpion is located on
a) The head
b) The thorax
c) The legs
d) The tip of the Telson

76) A chirping noise in dark corners is produced by the insects commonly called
a) Cockroaches
b) Crickets
c) Mosquitoes
d) Grasshoppers

77) Which one is the best silk?
a) Eri silk
b) Mulberry silk
c) Tussore silk
d) None of these

78) The pupa is absent in the life history of the
a) Bed bug
b) Butterfly
c) Mosquito
d) Silk moth

79) Honey bees are related with
a) Sericulture
b) Apiculture
c) Tissue culture
d) Pisciculture

80) A termite queen is recognized by the
a) Large head
b) Long antennae
c) Reduced leg
d) Prominent and extended abdomen

81) The study of the mouth parts of insects comes under
a) Adaptation
b) Evolution
c) Homology
d) Homology and adaptation

82) Egg is boat shaped and is provided with a float on either side in the case of
a) Aedes
b) Anopheles
c) Culex
d) All of the above

83) In which of the following insects does the larva swim with the head downward?
a) Aedes
b) Culex
c) Anopheles
d) House fly

84) The aquatic larva of the mosquito is popularly known as
a) Floating raft
b) Imago
c) Maggot
d) Wriggler

85) Which is the vector for malaria/
a) Male culex
b) Female culex
c) Female Anopheles
d) Female Aedes

86) An insect in which mandibles are absent:
a) Anopheles
b) Apis
c) Blatta
d) Musca

87) From which stage of silk moth is the silk thread obtained?
a) Adult stage
b) Larval stage
c) Nymph stage
d) Pupal stage

88) From which of the following is silk obtained?
a) Adult
b) Egg
c) Caterpillar
d) Cocoon

89) Which set of insects is useful to man?
a) Honey bee, Locust, Lac insect
b) Silk moth, honey bee, dragon fly
c) Lac insect, silk moth, honey bee
d) Rice weevil, Silk moth, honey bee

90) The tracheoles of the respiratory system are
a) Intracellular spaces
b) Extra-cellular spaces
c) Inter cellular spaces
d) None of the above

91) A house fly can start mating when
a) It is a larva (maggot)
b) It is a pupa
c) It is about 2 weeks old
d) It emerges out of the pupa

92) The housefly can feed upon many things. But it cannot feed till the food is in the
a) Solid state
b) Liquid state
c) Semi solid state
d) Digested state

93) Which one of the following insects lays eggs in water?
a) Butterfly
b) Dragon fly
c) Sand fly
d) Housefly

94) The ants make their path in a definite direction in a perfectly curved manner. It is due to their sense of
a) Vision
b) Smell
c) Touch
d) Intelligence

95) The spider makes its web with the help of a fluid which comes out from its
a) Mouth
b) Legs
c) Abdominal glands
d) Salivary glands

96) A thoracic leg of the cockroach is made up of
a) Coxa & trochanter
b) Femur and Tibia
c) Tarsus and Pre-tarsus
d) All

97) The head of a cockroach is formed by the fusion of
a) 3 segments
b) 9 segments
c) 5 segments
d) 6 segments

98) The home of Periplaneta americana is
a) Mexico
b) India
c) Australia
d) China

99) The following are fundamentally similar:
a) Labrum and eye
b) Mandibles and antenna
c) Wings and cerci
d) Maxilla and leg

100) The hepatic caecae in cockroaches is situated between
a) The crop and the gizzard
b) The mesenteron and ileus
c) The gizzard and mesenteron
d) The rectum and anus


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