Temperature, sunlight, elevation, and longitude can affect the amount of dissolved oxygen in a lake. Which part of this statement is not true?
O Sunlight affects dissolved oxygen.
Elevation affects dissolved oxygen.
O Longitude affects dissolved oxygen,
Temperature affects dissolved oxygen

This group of organisms perform the process of ammonifcation. a. herbivores b. decomposers c. carnivores c. plants

Which is an important function of normal flora? a. aid with bone marrow production. b. crowd out pathogenic bacteria. c. destroy digestive track pathogens. d. manufacture iron in the bloodstream.

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food