Answer: Option C.
Population density is the total number of organisms within a fixed area.
Explanation:
Population density is the total number of organisms per unit area. Population density is calculated by dividing the number of organisms by the unit area either in square kilometers, squaremeters, square miles.
Population density =number of organisms ÷ unit of land area.
Answer:
the sun's magnetic field.
Explanation:
The answer to the question stated above is non-disjunction.
Answer
d.crust
Explanation
because he covered the layer of the earth
Need a better picture!! it’s really blurry and can barely read