☰
Life on the Earth
There are two types of biogeochemical cycles:
i. The gaseous - In the gaseous cycle, the main reservoir of nutrients is the atmosphere and the ocean.
ii. The sedimentary cycle - In the sedimentary cycle, the main reservoir is the soil and the sedimentary and other rocks of the earth’s crust.
Sponsor Area
Who are decomposer? State two scavengers.
What are two types of ecosystems?
Mention the classes of the aquatic ecosystem.
Sponsor Area
Sponsor Area