Uncontrolled growth of algae in an aquatic ecosystem is due to a process known as ________, caused by excessive inputs of nutrients.
Fill in the blank(s) with the appropriate word(s).
eutrophication
Uncontrolled growth of algae in an aquatic ecosystem is due to a process known as eutrophication caused by excessive inputs of nutrients.
You might also like to view...
In spite of their heterogeneity, steroid hormones:
A. have the same effect on different types of cells. B. bind to cell-surface receptors. C. bind intracellular receptors to form complexes that migrate to the nucleus. D. are hydrophilic small molecules that bind to intracellular receptors. E. facilitate the initiation of translation by ribosomes.
You have a patient who complains of pain in his joints. You ask whether he drinks much water during the day and find out he does not. You therefore suspect his nitrogenous waste is deposited in his joints after it is converted from its usual form of
A. ammonia into urea. B. urea into ammonia. C. uric acid into urea. D. urea into uric acid. E. uric acid into ammonia.
In the selfish herd, there is an advantage to
a. being on the outside. b. being near the front. c. being in the middle. d. being isolated. e. none of these; position is of no advantage.
Which of the following statements about the enzymes is FALSE?
A. Enzymes increase the rate of the reactions B. Enzymes are made of protein, but some enzymes have non-protein components as well C. Each enzyme carries a specific function D. Enzyme activity is affected by substrate concentration E. Enzymes increase the activation energy