Biogeochemical Cycles Review

Front

Why can matter recycle through the biosphere?

Back

biological systems do not use up matter, they transform it.

Front

What is this a picture of? Options: Nitrogen cycle, carbon cycle, water cycle, plant cycle

Back

Nitrogen cycle

Front

The repeated movement of water between Earth’s surface and the atmosphere is called

Back

the water cycle.

Front

What is happening to water at D in Figure 3–3?

Back

Water is seeping into the ground to become groundwater.

Front

Which part of Figure 3–3 shows transpiration? Options: A on the left, B on the left, A on the right, B on the right

Back

B on the right

Front

Nitrogen fixation is carried out primarily by

Back

bacteria.

Front

Organisms need nutrients in order to

Back

carry out essential life functions.

Front

How are the movements of energy and nutrients through living systems different?

Back

Energy flows in one direction, and nutrients recycle.

Front

If a lake receives a large input of a limiting nutrient, what happens first?

Back

An algal bloom occurs.

Front

Limiting nutrient in an aquatic ecosystem: Nitrogen, Carbon, Water, Oxygen

Back

Nitrogen