Zool 413: Entomology 1 Question Paper

Zool 413: Entomology 1

Course:Bachelor Of Education Science

Institution: Kabarak University question papers

Exam Year:2014

KABARAK
UNIVERSITY

UNIVERSITY EXAMINATIONS
2013/2014 ACADEMIC YEAR

FOR THE DEGREE OF BACHELOR OF EDUCATION SCIENCE
ZOOL 413: ENTOMOLOGY 1
DAY: TUESDAY

DATE: 08/04/2014
TIME: 2.00 - 4.00 P.M.

STREAM: Y4S1
INSTRUCTIONS:
? ANSWER ALL QUESTIONS IN SECTION A AND ANY TWO FROM SECTION B

SECTION A: 40 MARKS
Q1.
Write short notes to differentiate the following terms as used in insect ecology. Give
example in each case
a) Parasites

(2marks)
b) Parasitoids

(2marks)
c) Hyperparasitoids

(2marks)

Q2.
Describe the adaptations of insects to water conservation

(8marks)
Q3.
Explain the role of the following structures in insects

(4marks)
a) Germarium

b) Vitellarium

c) Tracheoles

d) Accessory hearts

Q4.
Outline the advantages of Integrated Pest Management (IPM) in insect pest control

(8marks)

Q5.
Give the functions of the appendages found in the head tagma of Dictyopterans

(6marks)

Q6.
Describe four ways in which Hemipteran pests may damage plants
(8marks)

SECTOM B: 30 MARKS
Q7.
Describe the digestive system of an insect with mandibulate mouthparts
(15marks)

Q7.
Discuss metamorphosis in insects

(15marks)
Q8.
“Evolution of insects is closely tied with the evolution of flowering plants”. Discuss this
statements

(15marks)

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