Definition of natural selection
What is natural selection? (2marks)
...The questions under the topic Ecology under the subject Biology of Secondary education level. Select the question you wish to view details.
Effects of Ascaris lumbricoides
State the effects of Ascaris lumbricoide parasite on the host.(5makrs)
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Effects and causes of air pollution
State the causes and effects of air pollution to the environment.(14marks)
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How to eradicate mosquitoes
State the measures used to eradicate mosquitoes.(9marks)
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Describe capture recapture method
Describe how capture-recapture method can be used in estimating the population of fishes in a lake. (4 marks)
...How to prevent water pollution
Describe the measures to prevent water pollution.(20marks)
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Effects of radioactive pollution
State the effects of radioactive emissions.(3marks)
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How to prevent spread of typhoid
Explain the prevention measures against the spread of typhoid.(6marks)
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Control of Air pollution
Explain the measures to control air pollution.(10marks)
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Types of species of schistosoma that infect human beings
State three different types of species of schistosoma that infect human beings.(3marks)
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