3. In an ecosystem where the "whale pump" process occurs, which change would most likely increase the amount of nutrients recycled into shallower ocean depths?
A. Introducing more fish into the ecosystem to increase the fish population,
B. Improving whaling efforts to decrease the whale population.
C. Removing phytoplankton from shallow ocean depths to decrease the amount of
phytoplankton.
D. Making whales a protected species to increase the whale population

the major pests we deal with are insects, weeds and fungal diseases. a pesticide is a product, whether organic or chemical, used to kill the target pest. there are other techniques gardeners should use that can prevent the severe infestations that make the use of pesticides necessary

answer: atomic mass was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version.

explanation:

originally atomic mass was used to arrange elements on the periodic table from left to right in a row. each column then shows similar properties of elements of a group.

in modern periodic table, the atoms are arranged in increasing atomic number. as atomic number represents the number of protons in an atom which is unique for every atom.