Abiotic factors in common ecosystems:
1: Bats are interesting creatures, and use echolocation to make food
2: The cave walls help spread the voices of the bats
3: They have to use echolocation to breathe
Biotic factors:
1: Some good roles for bats are predators
2: They effect the system of computers when they bite computer chips
3: They complex human system life<span />
Sand is granular and coarse meaning that water and nutrients can flow through it quite easily. Clay on the other hand has very fine particles that cling together to form a waterproof substance which traps/ stops any nutrients or water from moving down. Clay's also quite difficult for plants to get their roots into. Silt has a texture between clay and sand, meaning that it is the ideal substance as it allows the best water and nutrition movement in the soil. Most plants will grow best in silt, but there are some plants who are more adapted to living in sand (e.g. Marram grass) or clay.
Answer:
A covalent bond.
Explanation:
A covalent bond, also called a molecular bond, is a chemical bond that involves the sharing of electron pairs between atoms.
Answer:
cervix
Explanation:
abnormal cells lead to cervical cancer, so doctors do pap smears
Cells get raw materials- including water, oxygen, minerals and other nutrients from the foods you eat. They let in raw materials through the cell membrane: the thin, elastic structure that forms the border of each cell.
