Answer:
pollution of water. or do you mean pollutant in which case would be like garbage or oil spills
Answer:
The characteristics that define liver diseases within bryophytes are:
They are terrestrial plants unlike Charophytes that are aquatic.
There is development of an embryo that gives rise to a diploid multicellular sporophyte.
The second one I believe.
First answer: 4
Second answer: I think 2?
Third answer: 5
Fourth answer: 1