Invertebrate Zoology (ZOOS2101)
Biological Science - BS
Semester: First Semester
Level: 200
Year: 2014
REPUBLIC OF CAMEROON REPUBLIQUE DU CAMEROUN
Peace-Work-Fatherland Paix-Travail-Patrie
MINISTER OF HIGHER EDUCATION MINISTERE DE L’ENSEIGNEMENT SUPERIER
THE UNIVERSITY OF BAMENDA
UNIVERSITE DE BAMENDA
FACULTY OF SCIENCE
FACULTE DES SCIENCES
P.O. Box 39 Bambili
Tell: (+237) 22 81 63 50 Bambili : 21/02/ 2014
COURSE: INVETEBRATE ZOOLOGY
COURSE CODE: ZOOS2101
LECTURER: EBANGA ECHI JOAN
1 -The members of phylum Rotifera are cosmopolitan, which means they are found in many
different habitats, and their body is made of three parts. These three parts are the
a) head, trunk, and foot b- head, abdomen, and tail
c) head, neck, and body d- head, trunk, and tail.
2-The members of phylum Rotifera feed by the circular motion of the
a) mastax. b-tentacles
c) corona d- front legs.
3-The rotifers reproduce sexually by
:
eggs and asexually by ______eggs
a) parthogenic, diploid b- amictic, parthenogenic
c -fertilized, nonfeililized d- miotic; amictic
4-The nematodes are able to move effectively in their environment by contracting the
longitudinal muscles against their ____________skeleton.
a-cartilaginous b. hydrostatic c. calcareous d-bony .
5-The.nematbde are Unique in that motile _______arid ______ are completely lacking
a) cilia, flagella b-flageila, ocelli c-ocelli, blood cells d-blood cells, cilia
6-Some of the nematodes are successful as endoparasites because their bodies are covered by a
a- layer of cilia; b-cyst layer c- skin with glandular cells d- nonliving cells
7- The digestive tract of annelids isdivided into 3 regions. Which of the following is not among
these?
a- crop b- intestine c-radula d- stomach
8- Of the following organs, the one that does not exist in annelids is the
a-heart; b-gills c-nephridia d- stomach
9- Earthworms are considered to be beneficial to the environment because
a- their casatins contain nutrients b- they aerate the soil as they move through it
c- they break up the soil in which they live d- all of the above
10- The basic body plan of an annelid
a- consists of jointed legs b- is similar to a long tube
c- is a tube within a tube d- can be compared to a corkscrew
11- Parapodia are involved in all of the following except
a- swimming b- gas exchange c- burrowing d- reproduction .
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