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Zool 110: Basic Zoology I Session Ii Question Paper

Zool 110: Basic Zoology I Session Ii

Course:Basic Zoology I

Institution: Kabarak University question papers

Exam Year:2010

COURSE CODE: ZOOL 110
COURSE TITLE: BASIC ZOOLOGY I
STREAM: SESSION II
DAY: THURSDAY
TIME: 9.00 – 11.00 A.M.
DATE: 12/08/2010

INSTRUCTIONS:
Answer ALL questions in section A and ANY TWO from SECTION B

SECTION A (40 MARKS)
Q1. Explain the meaning of the following terms (8marks)
a) Pseudocoelomate
b) Dipbloblastic
c) Bilateral symmetry
d) Metameric segmentation
Q2. State the distinguishing locomotory feature and examples of each of the following protozoan
classes (8marks)
CLASS CHARACTERISTIC EXAMPLE
Flagellata
Ciliata
Rhizopoda
Sporozoa
Q3 Describe the general features of the phylum Echinodermata (8marks)
Q4 a) Explain the importance of the following structures to the animals that posses them(4marks)
i) Extra-embryonic membranes
ii) Feathers
iii) Fins
iv) Chitinous cuticle
b) Describe four functions of stinging cells (4marks)
Q5 During a field trip a group of students collected several animals and needed to classify them into
their respective classes or orders. Among them were rabbits, tortoise, chickens, Kangaroo and
frogs. Using their features, Construct a four key step to identify each animal. (8marks)

SECTION B (30 MARKS)
Q6. Discuss the distinctive features of the three main classes of the phylum arthropoda (15marks)
Q7 Describe the adaptations of a tapeworm to parasitism (15marks)
Q8. Describe the features that distinguish the phylum Mollusca from all other animal phyla (15marks)

Zool 110: Basic Zoology I Session Ii Question Paper

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