Living things are those objects that have life e.g. plant and animals. Non-living things are those objects without life or […]
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Maintaining the health of students and the people in a community is the responsibility of the individuals, the community, the […]
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Disease Vectors
Non-living agents that carry micro-organisms from one place to another include air, water and food. Living agents that carry micro-organisms […]
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Control of Harmful Micro-organisms
Better health can be achieved basically by controlling disease-causing micro-organisms and their animal vectors and also by improving health facilities. […]
Beneficial Effects of Micro-organisms in Nature (i) Bacteria in the large intestine of man synthesize the vitamin K that is […]
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Micro organism – Types and growth
Micro-organisms are very small living things which are normally not visible to the naked eye but can be seen with […]
Micro-organisms in the Air Micro-organisms commonly found in the air are: Bacteria, Virus and Fungi. These microbes do not grow […]
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Food Production and Storage
The primary aim of agriculture is to provide adequate food for an ever increasing human population. The issue of food […]
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Meaning and component of ecosystem
In this topic, the question a wise student will ask is; what is ecosystem? First of all, the word ‘eco’ […]