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PTS62S - PLANT STUDIES - 1ST OPP - NOV 2022 |
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r
nAmlBIA unlVERSITY
OF SCIEnCE Ano TECHnOLOGY
FACULTYOF HEALTH,APPLIEDSCIENCESAND NATURAL RESOURCES
DEPARTMENTOF AGRICULTUREAND NATURALRESOURCESSCIENCES
QUALIFICATION:BACHELOROF NATURALRESOURCESMANAGEMENT
QUALIFICATIONCODE: 07BNRS
LEVEL: 7
COURSECODE: PTS620S
COURSENAME: PLANTSTUDIES1
DATE: NOVEMBER 2022
DURATION: 2 HOURS
MARKS: 100
FIRSTOPPORTUNITY EXAMINATION QUESTION PAPER
EXAMINER{S) Dr. Jonathan M. Kamwi
MODERATOR: Mrs. Louise Theron
INSTRUCTIONS
1. Answer all questions.
THIS MARKING SCHEMECONSISTSOF 2 PAGES(Excluding this front page)
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1. What are the two dominant families in the "Gariep Centre Endemism"?
[2]
2. Provide the title of the fig~re below and label a-c.
(4]
.• Mi~'----a
3. Provide the title of the figure below and label a-d.
[S]
......._.......-.--,-_t--.-.-.--.d..,
4. What is the function of a micropyle?
[2]
5. Name the only species in Namibia from the Equisetophyta phylum.
[2]
6. Describe the unisexual cones found on Conifer/ Pine trees.
(4]
7. In what ways does the upper epidermis of a leaf differ from the lower epidermis? How are [4]
these structural differences adaptive?
8. Name the two alien invasive species in the Zambezi region.
(4]
9. How is the transport of substances carried out across bryophyte tissues? How is this feature (4]
related to the general size of these plants?
10. In general, where is the sporophyte located in relation to the gametophyte in bryophytes? How [2]
does the sporophyte obtain nutrients?
11. Why can bryophytes be considered the "amphibians of the plant world"?
[2]
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12. How does vegetative reproduction occur in bryophytes?
[4)
13. What is a rhizome? Give its function.
[3)
14. What are the angiosperm advances over gymnosperms?
[6)
15. How did the primitive angiosperms look like?
[9)
16. Name the endemic grass species in the "Kaokoveld centre of endemism".
[2)
17. Faidherbia albida is a reverse morphology species. What does that mean?
[2)
18. Provide the title of the figure below and label a-d.
[SJ
1,1----c
"-...r'-----D
19. Do epidermal cells of leaves have a cuticle? Explain your answer.
[2)
20. Compare between the cross section of dicot and monocot stems using diagrams.
[10)
21. Describe the unisexual cones found on Conifer/ Pine trees.
[6)
22. What are the differences (give at least one difference) between the following: -
[6)
9.1 Legume and a capsule
9.2 Drupe and a berry
9.3 A nut and an achene
23. What is the function of meristematic tissues?
[2)
24. In what ways does the upper epidermis of a leaf differ from the lower epidermis? How are [4)
these structural differences adaptive?
25. Distinguish between the pairs of the following terms:
[4)
a. Actinomorphic flower; zygomorphic flower
b. Epigynous flower; hypogenous flower
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