Which is a result of loss of topsoil? check all that apply -loss in soil fertility -loss in water -poor crop production -hardened soil surface -deposition of aggregate

The correct answer to this question is loss in soil fertility, loss in water, poor crop production, and hardened soil surface. It's the first four. I just took a quiz on this.

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.

the answer is lactic acid from anaerobic respiration. the acid in lactic acid is what creates sore and burning muscles. if you think about how acid burns that will give you a clue for questions like this.