Answer:
The toxic chemicals present in the soil can decrease soil fertility and therefore decrease in the soil yield. The contaminated soil is then used to produce fruits and vegetables, which lacks quality nutrients and may contain some poisonous substance to cause serious health problems in people consuming them.
Answer:
B. Asexual reproduction involves one parent, and sexual reproduction involves two.
Well, if you look at the scientific process, the first step is to have a question to base it on.