APES Fall Review

Front

What does a narrower age structure diagram at the bottom than at the top indicate about a population?

Back

A declining population.

Front

What does point 'A' on a population growth graph typically represent?

Back

Growth begins to slow down due to limited resources.

Front

In an experiment, what is the dependent variable?

Back

The growth of the plant.

Front

Which biogeochemical cycle does not have an atmospheric phase?

Back

Phosphorous Cycle.

Front

What is loam?

Back

A type of soil that is a mixture of clay, sand, and silt.

Front

What is carrying capacity in ecology?

Back

The maximum population size that an environment can sustain indefinitely.

Front

Define biogeochemical cycle.

Back

A cycle that describes the movement of elements and compounds through biological and geological processes.

Front

What is the significance of the nitrogen cycle?

Back

It is essential for the synthesis of amino acids and nucleic acids in living organisms.

Front

What is the role of producers in an ecosystem?

Back

They convert solar energy into chemical energy through photosynthesis.

Front

What is an ecological footprint?

Back

A measure of human demand on the Earth's ecosystems.