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What is a biota?
A biota is a collective term for the living organisms within a region.
What does biota mean?
It means the animal and plant life of a particular region,habitat, or geological period. Example: the biota of the river.
Why is the decomposition of dead organisms important for soil formation?
Decomposition of dead organisms adds organic matter, or humus, to the soil; humus is necessary to support plant growth.
How does soil pH effect plant growth?
Salt concentration is said to increase as the soil dries, thus under such conditions, soluble cations replace hydronium(H30+) or aluminium(Al3+) ions (USDA, 2004),hence it decreases soil pH
What body region is protected by fatty acids asidic pH lactic acid and a tough cell barrier with its own normal biota?
The skin
What affects soil formation?
Parent material, climate, time, organisms and slope
How do climate affects soil formation?
desert climates have fewer plants so less topsoil
What is Soil Formation?
Fromation 1. The longer a soil has been forming, the thinner it becomes. 2. Microorganisms impede the formation of fertile soil. 3. Precipitation affects the rate at which nutrients are removed from soil. i sorry i don't know which one it the best ..............:-(
How can you ensure that vegetable scarps will produce good compost suitable for the garden?
improve soil structureimprove soil water retention/drainegeprovides nutrientsrepress soil deseaseincrease soil biota
The effect of plants on soil NOT soil on plants?
* break it down to smaller parts * increase soil biota * deplete it from minerals * air it up due to root growth
What are the tree steps soil horizons form from?
soil development has 5 factors that affect its horizons. parent material, climate, biota, topography and time
Does soil formation affect the fertility of soil?
No, soil formation doesn't affect the fertility of soil but soil looses its fertility by being exhausted.
What are the effects of volcanic action on soil formation?
the effects of volcanic action on soil formation
What is the third step of soil formation?
...The soil
What is soil horizonation?
Soil Horizonation is the formation of unique soil layers.
What is the formation of soil a result of?
Soil formation results from chemical changes, abrasion, and erosion, to simplify the process.
How does soil erosion affects mankind?
Soil erosion affects the human kind in several ways such as in agricultural field where depletion of soil affects the mineralogical composition of the soil and hence affects the production of crops but also it affects the man's construction activities since the depletion of the soil result to the decline in the natural holding capacity of the soil and thus leads the falling of houses and other business centre
