A. The rate of photosynthesis depends on light intensity, and light intensity falls off with increasing water depth. B. Greater numbers of oxygen-consuming organisms that do not photosynthesize are found at the bottoms rather than the surfaces of aquatic environments.
C. Oxygen preferentially collects at the surface of aquatic environments, leaving deep water oxygen-free.
D. Increasing water pressure at greater depths increasingly inhibits the rate of photosynthesis.

HELP QUICK!

Invasive species are one of the major threats to biodiversity. these species multiply quickly and compete with native species for food, sunlight, spac and other resources. on the map, determine the area where native species will have limited resources available to them due to invasion threat from invasive species threat very low low medium high very high

Complete the sentences by matching the names of trees to the appropriate blanks. to do this, drag the names on the left into the appropriate blanks in the sentences on the right. match the words in the left column to the appropriate blanks in the sentences on the right. terms may be used more than once. make certain you have filled every blank with a term before clicking submit. 1. deciduous trees lose their leaves seasonally and include trees such as maple and elm. 2. conifer leaves are generally thin and needle-like, while seeds are contained in cones. conifers include cedar and pine. 3. evergreens are plants that maintain their leaves in all seasons and include trees such as cedar, elm, and pine. 4. hardwoods reproduce using flowers and have broad leaves; hardwoods include trees such as maple, , and cedar. elm returned you filled in 2 of 10 blanks incorrectly. mango trees are tropical broad leaf plants that maintain their leaves all year long. no credit lost. try again.

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?