Answer:
the dissolved oxygen of the water decreases.
the fish need the oxygen for respiration, breathing through their gills.
Explanation:
The salinity decreasing doesn't affect the pickerel, because it's a freshwater fish. no salt needed.
more light penetrating the water just means that more aquatic weed or grasses would grow, giving the pickerel more area to spawn their eggs.
temperature increase in the summer has no affect on the fish, since the spawning happens in late winter.
Answer: Cultural behavior must involve the use of artifacts. The most famous example in the animal world is the termite stick. Some chimpanzees in Tanzania have learned to fish termites out of their nests using sticks. Everything they see, touch, interact with and think about is cultural.
Explanation:
is this what you mean? if not im so so so sorry and i can try again
Answer: d. All the above
Fertilizers can be deterimental to the environment. Excess use of fertilizers will result in eutrophication in the water body. Water body being more enriched with nutrients will result in excessive growth of aquatic plants. This also result in algal bloom in which algae grows on the surface of water body because of this atmospheric oxygen not able to reach the aquatic plants, hence results in oxygen depletion.
A.DNA
B.RNA
C.DNA
D.RNA
E.RNA
F.DNA
Explannation : RNA has not T
