When the condition is acidic the substance that would leached is d.aluminum which is then the most ample element in the earth. Aluminum becomes a big part of one's life. It can be use in one's daily life like a beer can, cables,etc.
Answer:
Anatomy.
Because Anatomy is the study of internal body organs
They are both biotic factors because they affect living organisms. The abiotic factor a lion and deer needs is water because they need to stay hydrated but water is not living . Deers eat plants, plants are known as biotic factors too. And lions eat their prey which are living animals and once they are preyed upon they are still considered biotic because they were once living before getting consumed by the lion.