Higher Plants (BOTS2202)
Biological Science - BS
Semester: Second Semester
Level: 200
Year: 2012
REPUBLIC OF CAMEROON REPUBLIQUE DU CAMEROUN
Peace-Work-Fatherland Paix-Travail-Patrie
The university of Bamenda Université de Bamenda
DEPARTMENT OF BIOLOGICAL SCIENCES
Continous Assesement of BOT 202
Date: Tuesday, 2
nd
October 2012
Time: 8-10 AM
Marked on 25
1- Give 4 morphological characteristics of leaves that can permit to differentiate species
of plants. (4 0.5 pt =2 pts)
2- Give one (01) difference between
a. Lower plants and higher plants (0.5 pt)
b. Leaves of a monocot plant and a dicot plant (0.5pt)
c- Rhizomes and stolon (0.5 pt)
d. Forlicle and a nut fruits. (0.5 pi)
e. Spike and a raceme (0.5 pt)
3-Give the name of one reference.herbarium and the country where it is found. (6,5 pt)
4- State two main distinguishing characteristics between gymnosperms and angiosperms. 2
marks.
5. Define the following terminologies. 5 marks
a- Prothallium
b- Strobilus
c. Corolla
d- Pistil
e-Androeccium
6- Why are gymnosperms considered more advanced than the pteridophytes? 2 marks
7- - Using diagrams only, distinguish between the strobilus of Selaginclla and that of
Lycopodium. 4 marks.
8 - Give the sciehtific name of the following plants. 2 marks
a- Elephant grass.
b- Sun flower
c- Pine tree
d- Hibiscus flower
9- -Distinguish between the following giving examples where appropriate (5 marks)
a- Pollination and fertilization;
b- Dispersal and germination
c- Enthomophily and hydrophil
d- Homogamy and dichogamy
e- Double fertilization and Apomixis
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