Because it is excessive richness in a body of water, due to frequent run off. It can cause death to plant and animal life due to lack of oxygen
<span>D) kilograms, newtons
Hope this helps!(: </span>
Gynmosperms are a group of seed producing plants, where the seed are grown on either the leaves (such as a ginko), or scales (such as a pinecone), and gametophytes are found in the same place as seeds, just in a different phase (2 ametes come together to make a seed)
B. Unbalanced because temperatures are rising