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Botn 101: General Botany Question Paper

Botn 101: General Botany

Course:Pure And Applied Sciences

Institution: Kenya Methodist University question papers

Exam Year:2013

KENYA METHODIST UNIVERSITY
END OF 1''ST ''TRIMESTER 2013 (DAY) EXAMINATION
FACULTY : SCIENCE & TECHNOLOGY
DEPARTMENT : PURE AND APPLIED SCIENCES
UNIT CODE : BOTN 101
UNIT TITLE : GENERAL BOTANY
TIME : 2HOURS

INSTRUCTIONS: Answer ALL Questions in Section A, and ANY TWO in Section B.
SECTION A (30marks)
Question One
a) State THREE important differences between plants and the green alage.
(3marks)
b) State THREE general features upon which plants are classified into FOUR broad groups giving twelve divisions. (3marks)
c) Explain TWO adaptations that plants have made to enhance support in their terrestrial habitats. (4marks)
Question Two
a) Give the THREE divisions of the bryophytes and their common names.
(3marks)
b) Describe three ways in which bryophytes have resolved the lack of a
support medium on their terrestrial habitat. (3marks)
c) Describe the various forms of asexual reproduction that occur among the
fungi. (4marks)
Question Three
a) State THREE economic importance’s of the pterophytes. (3marks)
b) Give THREE types of algae that are recognized based on the body
structures. (3marks)
c) State FOUR differences between the monocots and dicots. (4marks)
SECTION B (40marks)
Question Four
a) The ferns face the same environmental stresses as all terrestrial plants.
Explain the reproductive adaptations that ferns have undergone to cope
with terrestrial environment. (10marks)
b) Explain the various factors that led to great success of angiosperms in
their habitats. (10marks)
Question Five
Scientists have concluded that plants evolved from multicellular terrestrial green algae. Discuss any SIX structural and biochemical evidences that support this statement. (12marks)
Question Six
Explain and illustrate the following common types of life cycles among the plants.
a) Homosporous life cycle. (10marks)
b) Heterosporous life cycle. (10marks)

Botn 101: General Botany Question Paper

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