NUTRIENT CYCLING - CARBON, OXYGEN AND WATER CYCLES
BIOLOGY SSS 2 SECOND TERM
WEEK ONE
NUTRIENT CYCLING - CARBON, OXYGEN AND WATER CYCLES
PERFORMANCE OBJECTIVE
Students should be able to;
- Describe how carbon cycle circulate in nature and draw the carbon cycles in details
- State why the carbon cycle is necessary for life
- Recognize the delicate balance in carbon and oxygen
- Describe the part played by animals in the water cycle
- Draw the diagram of the water cycle.
CONTENT
Carbon cycle
Carbon cycle, in biology, circulation of carbon in various forms through nature. Carbon is a constituent of all organic compounds, many of which are essential to life on Earth. The source of the carbon found in living matter is carbon dioxide (CO2) in the air or dissolved in water. Algae and terrestrial green plants (producers) are the chief agents of carbon dioxide fixation through the.... View More
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