Which of the following substances increases in quantity during repititive muscle contraction during oxygen deficti ?​

Lactic Acid

Explanation:

Lactic acid builds up during strenuous movement combined with lack of sufficient oxygen.

d.

hope to be marked brainliest

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.