Geography Nutrient Cycle Flashcards
(5 cards)
1
Q
What is leaching?
A
The removal of materials in the soil downwards as water moves vertically through the soil.
2
Q
What is Runoff?
A
When there is more water than the land can absorb, the excess water flows across the ground to nearby streams or ponds.
3
Q
What leads to biomass in the nutrient cycle?
A
Nutrients from the soil taken up by plants.
This leads to fallout when plants and animals die.
4
Q
What leads to soil in the nutrient cycle?
A
Litter releases nutrients into the soil as it decomposes.
Some of this is lost by leaching, and the rest is taken up by plants.
5
Q
What leads to litter in the nutrient cycle?
A
Fallout as plants and animals die.
Nutrients from rainfall.
Some of this is lost in runoff, the rest is released into the soil as litter decomposes.
