HIGHER PLANTS (BOTS2202)
Biological Science - BS
Semester: Resit
Level: 200
Year: 2018
REPUBLIC OF CAMEROON THE UNIVERSITY OF BAMENDA
Peace-Work-Fatherland
P. O. BOX 39 Bambili
School/Faculty: Science; Department: Biological Sciences; Lecturer(s); Dr, TACHAM and Dr
NOUCK Course Code: BOTS2202; Course Title: Higher plants Date: Resit Exam 2017/2018
Hall: ASANJI A Time: 2 hours
Instructions: Answer the two sections separately and chronologically
SECTION A: 50 marks
Using the right terminologies, provide the right answer to each of the sentences and
draw where necessary.
1. What is the name commonly given to the immature and coiled leaves of polypodiales? (1
mark).
2. A leaf bearing sporangia is known as …………………..? (1 mark)
3. The region of nonvascular parenchyma tissue interrupting the vasculature of stem of
euphyllophytes is known as.......? (1 mark).
4. The common club-moss is also known as........? (1 mark).
5. State the difference between the gametophyte of equisetum and that of a fem? (2marks).
6. Which species of horsetail has been planted on the university campus? (1 mark).
7. The name given to the young green gametophyte of ferns. 1 mark
8. The first treachery cells that develop within a patch of xylem. 1 mark
9. The sporophytic leaves that have intercalary meristem and lack a gap in its vasculature. 1
mark
10. They are appendages in Lycophytes that resemble lycophylls but lack vascular tissue. 1
mark
11. It is the determinate reproductive shoot with terminal aggregate of sporophylls. 1 mark
12. The name given to the vegetative form of Selaginella that have spirally arranged leaves of
only one size. 1 mark
13. The tiny appendages on the upper side and leaf bases of Lycophytes. 1 mark
14. The production of two types of spores formed within specialized sporangia. 1 mark
15. The development of the gametophyte within the original spore wall is known as? 1 mark
16. What is the name commonly used to describe the leaf of leptosporangiate ferns? 1 mark
17. A specialized shoot consisting of stem tissue with one or more needle-shaped leaves and
scales in gymnosperms. 1 mark
18. Which is the group of gymnosperms characterized by the loss of sperm mortality? 1 mark
19 The production of the male and female strobili on different plants is known as? 1 mark
20. The development of the pollen tube that transports the sperm cells to make contact with
the female gametophyte. 1 mark
21. The condition in conifers where the pollen grain walls develop two bladders for its
transport is known as? 1 mark
22. What is the name given to the only surviving species of Ginkgophyta? 1 mark.
23. Draw a well labeled diagram of the life cycle of a named pteridophyte. 10 marks.
24. State two (2) major characteristics of leptosporangia. 2 marks
25. Draw the diagram of the following; A) Cross section of the leaf of fem showing
sporangia. 5 marks. B). Vertical lengthwise section of the prothallium. 5 marks. C). Mature
sporophyte of Selaginella. 5 marks.
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