The following points highlight the seven major ecological levels of organisations. The ecological levels are: 1. Organisms 2. Population 3. Biological Community 4. Ecosystem 5. Landscape 6. Biome 7. Biosphere. Ecological Level # 1. Organisms: They make the basic unit of study in ecology. At each level, the biological unit has a specific structure and function. At this level, the [...]
The following points highlight the fourteen main factors affecting growth and reproduction of an organism. The factors are: 1. Troposphere 2. Stratosphere 3. Mesosphere 4. Thermosphere 5. Exosphere 6. Homosphere 7. Hetrosphere 8. Air Composition 9. Gases in Water 10. Light 11. Temperature 12. Water 13. Soil 14. Fire. Factor # 1. Troposphere: This represents the linear portion of the [...]
The following points highlight the top nine strategies of adaptation in animals. The strategies are: 1. Migration 2. Hibernation 3. Aestivation 4. Camouflage 5. Mimicry 6. Echolocation 7. Warning Colouration 8. Water Scarcity 9. Cold. Strategy # 1. Migration: This is a seasonal movement of complete population of animals to a more favourable environment. It is usually a response to [...]