The answer should be C. <span>Im not 100% sure though. the geosphere makes up the earth and its atmosphere as the lithosphere and its hydrosphere. </span>
Double fertilizer in a plant
It is A. Clay ....sand is not it
Answer:
hikdkddkkdkdkdosjdjjd hsbsjsiba jakiaoaa
Answer:
They are used as an indicator organism for pathogenic bacteria.
Explanation:
Coliforms are bacteria found in digestive tract of animals and humans. They are non-pathogenic, easy to culture and are used as an alternative indirect testing for presence of other microorganisms. Coliforms thrive in exact environmental conditions like other pathogenic bacteria, thus often used to indicate whether they are bacteria found in drinking water and swimming pools that might end up causing infections.
Therefore the existence of coliforms in water easily indicates feacal contamination.
