chapter 123 review

Cyclic movement of carbon from the environment to organisms and then back to the environment.

Parts of dead organisms and cast-off fragments and wastes of living organisms.

Organism that feeds on some or all parts of plants (herbivore) or on other producers.

Water flowing off the land into bodies of surface water.

Complex network of many interconnected food chains and feeding relationships.

Occurs when an output of matter, energy, or information is fed back into the system.

Organism that feeds only on primary consumers.

Series of organisms in which each eats or decomposes the preceding one.

Animal that feeds on other animals.

Combination of atoms, or oppositely charged ions, of two or more elements held together.

To collect and reprocess a resource so that it can be made into new products.

Process in which water is absorbed by the root systems of plants

Water in the form of rain, sleet, hail, and snow that falls onto land and bodies of water.

two or more atoms of the same or different chemical elements held together by chemical bonds.

Earth's intensely hot core, thick mantle composed mostly of rock, and thin outer crust.

Inability of people to meet their basic needs for food, clothing, and shelter.

Cyclic movement of sulfur from the environment to organisms and then back to the environment.

Cyclic movement of nitrogen from the environment to organisms and then back to the environment.

Organisms such as bacteria that are so small that it takes a microscope to see them.

Conversion of a liquid into a gas.

Faulty nutrition, caused by a diet that does not supply an individual with enough protein

Energy that is dispersed and has little ability to do useful work.

Biological science that studies the relationships between living organisms & their environment.

water-saturated layers of sand, gravel, that can yield an economically amount of water.

Multiple nuclear fissions, taking place within a certain mass of a fissionable isotope.

Mathematical tools used to collect, organize, and interpret numerical data.

Animal that feeds on other animals.

Organic compound made up of atoms of carbon, hydrogen, and chlorine.

Animal plankton; small floating herbivores that feed on plant plankton (phytoplankton).

Innermost layer of the atmosphere. It contains about 75% of the mass of earth's air