.A distinct genital aperture is present in Ascaris
1.Male behind the excretory pore
2.Female near the anus
3.Female behind the excretory pore
4.Male near the posterior end
.The commonest worm in children is
1.Ascaris lumbricoides
2.Enterobius vermicularis
3.Ancylostoma duodenale
4.Trichinella sprialis
A disease caused by helminth parasite is
1.Diphtheria
2.Filaria
3.Malaria
4.Fluorosis
A free living roundworm occurring in very large number in soil is
1.Rhabditis
2.Millipede
3.Earthworm
4.Fasciola
Alimentary canal of Ascaris is
1.Complete
2.Incomplete
3.Absent
4.Rudimentary
Anal itching is caused by
1.Female Ancylostoma
2.Male Ancylostoma
3.Female Enterobius
4.Male Enterobius
Ascaris is
1.Diploblastic
2.Triploblastic
3.Monoblastic
4.Ablastic
Ascaris is monogenetic. It means it has
1.One host
2.Two hosts
3.Three hosts
4.None of the above
Ascaris is specialized and not degenerated parasite as it is
1.With a straight alimentary canal
2.Dioecious
3.Without respiratory organ
4.Covered by cuticle resistant to digestive juices of host
Before reaching intestine the larva of Ancylostoma travels through
1.Lungs and trachea
2.Oesophagus
3.Heart
4.All the above
Blisters are produced on the body due to infection of worm called
1.Trichinella
2.Drancunculus
3.Wuchereria
4.Echinococcus
Characteristic common between Flatworms and Roundworms is
1.Triploblastic
2.Acoelomate
3.Pseudocoelomate
4.Parasitic
Copulation in Filaria Worm occurs in
1.Blood vessels
2.Intestine
3.Lymph glands
4.Spleen
Elephantiasis is caused by
1.Trichinella
2.Ancylostoma
3.Wuchereria
4.Rhabditis
Elephantiasis/Filariasis is a disease of
1.Temperate areas
2.Tropical areas
3.Subtropical areas
4.Hilly tracts
Excretory pore of Ascaris occurs at
1.Posterior end
2.Middle of body
3.Behind the mouth
4.Near the posterior end
Female Dracunculus has
1.One copulatory spicule
2.One caudal spine
3.Two copulatory spicules
4.Both B and C
Female Dracunculus is
1.Viviparous
2.Ovoviviparous
3.Oviparous
4.Both A and B
Female Dracunculus possesses
1.No uterus
2.Single uterus
3.Double uterus
4.A functional vulva
Filaria is transmitted to man by
1.Culex
2.Acdes
3.Anopheles
4.All the above
Filaria Worm is
1.Oviparous
2.Ovoviviparous
3.Viviparous
4.Parthenogenetic
Filaria Worm is
1.Wuchereria bancrofti
2.Brugia timori
3.Brugia malayi
4.All the above
Filaria Worm resides in human body in
1.Subcutaneous tissue
2.Lymph glands and lymph vessels
3.Liver
4.Spleen
Filarial Worm has Man as
1.Secondary host
2.Incidental host
3.Primary host
4.Temporary host
Filariform larva of Ancylostoma is
1.First stage juvenile
2.Second stage juvenile
3.Third stage juvenile
4.Fourth stage juvenile
First stage juveniles of Wuchereria are known as
1.Microfilariae
2.Larvae
3.Filariform larvae
4.Rhabditiform larvae
For releasing larvae female Guinea Worm
1.Descends to urinary bladder
2.Descends to anal chamber
3.Forms blisters in respiratory tract
4.Produces skin blisters
Growth of filarial worms inside lymph vessels causes their blockage
1.Lymphoma
2.Lymphoderma
3.Lymphocytoma
4.Lymphoreticulosis
Guinea Worm is
1.Drancunculus medinensis
2.Brugia malayi and B. timori
3.Trichinella spiralis
4.Oxyuris vermicularis
Hatching of Ancylostoma occurs in
1.Water
2.Moist soil
3.Inside human body
4.Secondary host
Hookworm causes
1.Anaemia
2.Anal itching
3.Genital itching
4.All the above
Hookworm is known so as it possesses
1.Buccal capsule
2.Lancets and cutting plates
3.Curvature in anterior region
4.Curvature in posterior region in both the sexes
Human infection of Trichina Worm generally comes from
1.Cats
2.Dogs
3.Pigs
4.Horses and Camels
In Guinea Worm the male is
1.1/2 - 1/3 of female
2.1/6 � 1/8 of temple
3.1/10 � 1/15 of female
4.1/19 � 1/30 of female
In male Ascaris the anus and genital pore
1.Open into cloaca
2.Lie side by side
3.Lie at opposite ends
4.Are absent
Infective juvenile of Wuchereria is
1.First stage juvenile
2.Second stage juvenile
3.Third stage juvenile
4.Fourth stage juvenile
Infective larva of Ancylostoma is called
1.Rhabditiform
2.Second stage juvenile
3.Embryonated larva
4.Filariform larva
Infectivity develops in microfilariae inside
1.Human liver
2.Human spleen
3.Mosquito haemolymph
4.Mosquito muscles
Intermediate host of Guinea Worm is
1.Fish
2.Snail
3.Cyclops
4.Housefly
Intermediate host of Wuchereria bancrofti is
1.Male Anopheles
2.Female Anopheles
3.Female Culex
4.Male Culex
Intestinal parasite that feeds on tissue and blood is
1.Filaria or Wuchereria
2.Ancylostoma
3.Enterobius
4.Ascaris
Juveniles of Trichina Worm form cysts inside
1.Involuntary muscles
2.Striped muscles
3.Connective tissue
4.Skin
Male Ascaris differs from female in having
1.Lips
2.Amphids
3.Pineal spicules
4.Tail
Male Enterobius can be recognized by
1.Curved posterior end
2.One penial spicule
3.Two caudal alae
4.All the above
Male Guinea Worm has
1.Curved posterior end
2.Cloaca
3.Two copulatory spicules
4.All the above
Microfilariae are liberated by female Wuchereria inside
1.Blood
2.Lymph
3.Body cavity
4.Muscles
Name the nematode found in the striped muscles
1.Ancylostoma
2.Trichinella
3.Ascaris
4.None of the above
Nutrition in Ascaris the common roundworm parasite is
1.Saprozoic
2.Parasitic
3.Holozoic
4.Mixotrophic
Primary host of Guinea Worm is
1.Cyclops
2.Man
3.Fish
4.Antelope
Roundworms possess a symmetry
1.Radial
2.Bilateral
3.Biradial
4.Spherical
Seat Worm is the alternate name of
1.Pin Worm
2.Hook Worm
3.Intestinal Round Worm
4.Guinea Worm
Size of common Roundworm or Ascaris lumbricoides is
1.15 � 30 cm in male and 20 � 40 cm in female
2.10 � 15 cm in male and 15 � 25 cm in female
3.5 � 10 cm in male and 10 � 15 cm in female
4.3 � 5 cm in male and 7 � 10 cm in female18.
The body cavity of nemathelminthes is without peritoneal lining. It is
1.Haemocoel
2.True coelom
3.Pseudocoel
4.Atrium
The epidermis of Ascaris is
1.Multicellular
2.Syncytial
3.Columnar
4.Cuboidal
The hinder end of male Ascaris is
1.Straight
2.Thickened
3.Coiled
4.Curved
The study of round worms is called
1.Ascariology
2.Aschelminthology
3.Nematology
4.None of the above
Thread or Pinworm is
1.Ancylostoma
2.Necator
3.Wuchereria
4.Enterobius
Trichina infection spreads through
1.Contact
2.Contaminated articles
3.Eating infected meat
4.Faecal matter
Trichina Worm occurs in
1.Man
2.Domesticated animals
3.Rodents
4.All the above
Trichina Worm performs copulation in
1.Stomach
2.Lungs
3.Intestine
4.Rectum
Trichuris causes
1.Anaemia
2.Dysentery
3.Abdominal pain
4.All the above
Trichuris trichiura resides in
1.Duodenum
2.Jejunum
3.Ileum
4.Caecum and colon
Which is dioecious?
1.Taenia
2.Fasciola
3.Ascaris
4.None of the above
Which of the following is unsegmented and ovoviviparous worm?
1.Ascaris
2.Wuchereria
3.Taenia
4.Fasciola
Which one in monogenetic
1.Enterobius
2.Brugia
3.Dracunculus
4.Both A and B
Whipworm infection is more common in
1.All age groups in cold countries
2.Children of cold countries
3.Children of warm countries
4.All age groups in warm countries
Whipworm is
1.Ancylostoma
2.Trichuris
3.Enterobius
4.Trichinella
Whipworm is named so as its
1.Anterior two-third is slender
2.Posterior two-third is slender
3.Anterior one third is slender
4.Posterior one third is slender