Semiconductor materials are ostensibly little band hole encasings. The characterizing property of a semiconductor material with pollutions that adjust its electronic properties controllably. Most ordinarily utilized semiconductor materials are crystalline inorganic solids.
Fertile soil is valuable because there is a limited supply. Less than one eighth of land on Earth has soil that are well suited for farming.
The thick, fertile soil of the prairies took many thousands of years to develop.
The two ways that the value of soil can be reduced is help use soil correctly, peanuts were once a corp to help soil, and still can be. The soil value recycle rocks and bedrock.
The value of soil is reduced when it loses its fertility and when topsoil is lost due to erosion. Soil can be conserved through contour plowing, conservation plowing and crop rotation. The thick mass of tough roots at the surface of the soil.
Should be A. Species have changed over time.
Hope this helps. Heiendisksosnsixnsj
Answer:
3. multicellular
Explanation:
not a bacteria, because, well, its an insect, its not a prokaryote, because an insect has more than one cell, and prokaryotes are unicellular, and its not abiotic because an insect is a living thing
sorry, not sure about no. 2
