Answer:
algal growth due to eutrophication
Explaination:
Eutrophication is where these nutrient rich compounds mix with nearby water sources and promote the growth of large amounts of algae. Algae go through respiration and take up the dissolved O2 in water which causes these areas to experience low O2 levels. Everything needs O2 to survive thus nearby organisms and plants die out creating dead zones.
B. I think correct answer
Vascular tissue consists of xylem and phloem.
Explanation:
Vascular tissue could be a advanced conducting tissue, shaped of over one cell kind, found in vascular plants. the first parts of plant tissue are the vascular tissue and vascular tissue. These 2 tissues transport fluid and nutrients internally. The cells in plant tissue are generally long and slender
Answer:
true it depends on the weather,the decomposition of the rocks