Sexual Reproduction in Flowering Plants GCE Revision Questions Biology
1. (a) What is a complete flower
(b) What are the essential differences between insects-pollinated and wind-pollinated flowers?
(c) Describe the processes occurring from the time the pollen grain reaches the stigma to the time of formation of a seed in a flowering plant.
2. (a) What is germination?
(b) Explain the types of germinating seeds
(c) Enumerate and explain the conditions that are necessary for germination to take place.
3. (a) Distinguish pollination and fertilization.
(b) Describe how pollination is brought about in a named flowering plant.
(c) Briefly outline the subsequent fate of the fertilized ovule.
4. (a) What is seed dispersal? Why is it necessary in plants?
(b) Describe the various ways by which fruits and seeds are adapted for dispersal.
(c) With the aid of labelled diagrams, describe epigeal germination in a named dicotyledonous seed.
5. (a) Draw a labelled diagram to show the structure of the flower of a named plant and give the functions of the parts labelled.
(b) Explain why insects such as butterflies, honey bees are important in seed and fruit formation.
6. (a) What is pollination?
(b) How are flowering plants adapted for
- self pollination
- cross pollination?
(e) Describe the development of the seed and the fruit after fertilization.
7. (a) Make a large labelled diagram of germinating seed of a named flowering plant.
(b) How is food made available to the developing embryo?
(c) What is the role of auxin in seed germination?
(d) Describe an experiment to show that oxygen is necessary for seed germination.
SEE ALSO
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Above questions are revision questions for "Sexual Reproduction in Flowering Plants" for ordinary level (o level).
Candidates can use the above questions to prepare for the Cameroon General certificate of examination board GCE
The questions are not only for Cameroonians preparing for the gce but they are revision questions for all students world wide preparing for the GCE or any other Examination.
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