Answer: Overgrazing is the major cause of desertification worldwide. Other factors that cause desertification include urbanization, climate change, over drafting of groundwater, deforestation, natural disasters and tillage practices in agriculture that place soils more vulnerable to wind.
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You didn't put a description, maybe if you do i can answer it
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prokaryotic
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I think that because since it doesn't have a nucleus or as many organelles as eukaryotic. They are smaller in size and don't have membrane bound structures.
The energy flow within an ecosystem.
Animals can utilize both radiant and fixed energy. The fundamental unit of electromagnetic waves like light is radiant energy. Fixed energy is chemical potential stored in various organic materials that can be damaged to release their energy.
Autotrophs are organisms that can fix radiant energy and can synthesize organic compounds from inorganic materials. Heterotrophs are organisms that cannot receive energy from an abiotic source but rely on organic compounds produced by autotrophs that are rich in energy.
To learn more about Autotrophs here:-
brainly.com/question/11209881?referrer=searchResults
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The answer is Sieve. hope that helped
