Pollution and Conservation GCE Revision Questions Biology
1. Using specific example, Describe some of the methods used in conserving:
(a) Land
(b) Plants and animals
2. (a) What is pollution.
(b) Describe the effects of air pollutants on living organisms
(c) How is the percentage of carbon dioxide kept constant in the atmosphere
3. Write an essay on the beneficial and harmful effects of some of mans activities on other organisms.
4. Describe the harmful effects of human activities on the environment
5. (a) What is pollution
(b) List the main water pollutants.
(c) Discuss the origin and effects of the following air pollutants on the ecosystem.
- sulphur dioxide
- smoke
- carbon monoxide
6. (a) What is pollution
(b) List the various atmospheric pollutants and state one effect of each of them on the environment
7. (a) What is conservation?. State its importance
(b) Discuss the various ways of conserving natural resources.
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Revision questions biology ordinary level for Students.
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Use of Biology revision questions.
Above questions are revision questions for "Pollution and Conservation" 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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