Answer:
B. Fish kills, because of the lowered dissolved oxygen in the water
Explanation:
Eutrophication refers to the algal bloom as caused by increased levels of nutrients in water bodies. The algal population uses the dissolved oxygen and makes it unavailable or scarce for animals such as fishes present in the water bodies. The scarcity of oxygen leads to the death of fishes in a eutrophic water body.
ANSWER – TRUE
The crossed extension reflex is a withdrawal reflex. The
main idea here is that when the flexor muscles on one side of the body are
contracted, there is the occurrence of a reflex contraction of the extensors on
the other side.
Answer:
Kingdom, Phylum, and Class
Explanation:
The categorizations are:
Kingdom
Phylum
Class
Order
Family
Genus
Species
I would say True,But that is a hard one as all molecules that do not contain carbon are called inorganic molecules. Hopefully that helps you ❤
