How can some water be used even if it isn't clean enough to drink?

Give the examples of monera. no wrong answer. don't answer of you don't know.

Which statement is a proper biconditional statement for the conditional statement: if a line intersects a line segment at its midpoint, then it is a segment bisector. if a line is a segment bisector, then it intersects the line segment at its midpoint. if a line does not intersect a line segment at its midpoint, then it is not a segment bisector. a line intersects a line segment at its midpoint if, and only if, it is a segment bisector. if a line is not a segment bisector, then it does not intersect the line segment at its midpoint.

Amountain created from tectonic activity would be considered which type of landform ? a) primary landform b) secondary landform