Description
QUESTION 1
List the cell types concerned with transport of water in angiosperms, and briefly
explain the differences between these cell types. (10)
QUESTION 2
Write explanatory notes on the structure and functions of the endodermis of roots.
Refer to the different stages in endodermis development and how these stages affect
endodermal function. (10)
QUESTION 3
3.1 Describe “typical” Krans anatomy. (5)
3.2 Name FIVE features of the mesophyll of Pinus. (5)
QUESTION 4
4.1 Distinguish anatomical differences between C3 and C4 plants. (10)
4.2 Explain in your own words how kranz anatomy is related to a type of
photosynthesis (C4) that is more effective than the C3 type. (10)
QUESTION 5
Tabulate the common anatomical differences between leaves of hydrophytes and
xerophytes. (10)
QUESTION 6
State the minerals found in plants and explain how the mineral deficiencies may affect
the plant anatomy. (10)
QUESTION 7
7.1 Discuss the structure and functional aspects of the symbiotic relationship between
plant roots and fungi. (10)
7.2 Describe the anatomical impact and ecological importance of mycorrhizae and
nitrogen-fixing bacteria on roots. (10)
QUESTION 8
Students collected plants with fibrous roots and tap roots in the field. Please distinguish
two groups that belongs to a larger plant group of angiosperms that classify the type of
these roots. (10)
TOTAL: 100 MARKS
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