WorksheetsSPCL3 - Invertebrate Zoology Long Test (Lesson 4-6).
Total questions: 30
Worksheet time: 36mins
Platyhelminthes are:
Diploblastic, radially symmetrical & acoelomate.
Diploblastic, radially symmetrical, and acoelomate.
Triploblastic, bilaterally symmetrical, and acoelomate.
Triploblastic, bilaterally symmetrical, and pseudocoelomate.
A tapeworm lives inside of a host's body. This means that tapeworms are _______________.
Free-living
Endoparasites
Ectoparasites
All of the above.
It is the excretory and osmoregulatory structure of flatworms.
Protonephridia
Kidney
Nephridium
Malpighian tubule
It secretes a chemical that aids the Turbellarian to attach part of their body to a substrate.
Adhesive glands
Pedal Glands
Releaser glands
Rhabdites
Most adult tapeworms contain long series of repeating units called
Glottides
Proglottids
Segment
Epiglottis
It gives a ladderlike appearance to
the turbellarian nervous organization.
Nerve net and their commissures.
Nerve cord and their commissures.
Nerve cord and Ganglia.
Nerve net and Ganglia.
The Rotifera body
is covered in an external layer of chitin called a _______
lorica
exoskeleton
spicules
All of the above
The ability of organisms to reproduce with an unfertilized egg is called
Fission
Regeneration
Hermaphroditism
Parthenogenesis
This is a muscular organ that grinds food and its inner wall contains several sets of jaw called trophi.
mastax
chelicerae
trophi
None of the above
Which of the following is a characteristic of nematode reproduction?
Dioecious and dimorphic
Monoecious and monomorphic
Dioecious and monomorphic
Monoecious and dimorphic
What are the feeding behaviors of nematodes?
Carnivores, and herbivores
Herbivores, and omnivores
Omnivores, and saprobes
All of the above.
These are intestinal worms that live in the small intestine of humans.
Enterobius vermicularis
Ascaris lumbricoides
Trichinella spiralis
A & B
These are the three primary layers that make up the cuticle of the nematode,
Lipid layer, outer cortex, inner cortex
Cortex, matrix layer, basal layer
Dorsal nerve, pharynx, epidermis
Basal layer, basal lamella, matrix layer
_______ are the principal means of locomotion in nematodes
Longitudinal muscles
Ocelli
Musculature
Pseudocoelom
What do you call the organ that aids the male nematode in the transfer of sperm to the female genital during copulation?
Genital pore
Cloaca
Bursa
Oviduct
What are the two systems where nematodes accomplish osmoregulation and excretion of nitrogenous waste products?
Digestive system and excretory system
Glandular system and excretory system
Excretory pore and renette
Nervous system and endocrine system
The most likely route for infection by Trichinella spiralis is
Fecal contamination of drinking water
Eating poorly cooked pork
A mosquito bite.
Wading in infested streams
Which of the following is FALSE with respect to members of the phylum Nematoda?
They are vermiform in shape
They have a complete digestive
The body wall has both circular and longitudinal muscles
They are pseudocoelomate.
A single genus of marine rotifers that are commensals of crustaceans.
Class Seisonidea
Class Bdelloidea
Class Monogononta
All of the above
It is a spacious, fluid-filled cavity that contains the visceral organs and forms a hydrostatic skeleton.
Phasmids
Amphids
Paired ocelli
Pseudocoelom
The glandular system in aquatic nematodes and consists of ventral gland cells
(a)
It is the systematic difference in form between individuals of different sex in the same species. e.g, Male nematodes are smaller than females.
(a)
The disease caused by Trichinella spiralis
(a)
What do you call the filarial nematode larvae?
(a)
It is the expanded region of t Tapeworms oviduct that shapes capsules around the eggs.
(a)
It aids in the transport of nutrients,
wastes, and gases across the body wall, and protects
the fluke against enzymes and the host’s immune
system.
(a)
A hard capsule that encloses many turbellarian eggs.
(a)
These are eggs produced by mitosis, are diploid, cannot be fertilized, and develop parthenogenetically directly into females
(a)
Thickens cuticle that forms an encasement.
(a)
It is the muscular organ of rotifers that grinds food.
(a)
