The Phosphorus Cycle

Question 1

Where are phosphates found?

Answer 1

In sedimentary rocks.

Question 2

Name the process where sedimentary rocks from the sea are brought to the surface.

Answer 2

Geographical uplifting.

Question 3

Name the process where phosphates are dissolved and released from rocks.

Answer 3

Weathering

Question 4

How do phosphate ions become part of a plants biomass?

Answer 4

Active transport

Question 5

How are phosphates returned to the soil/water after consumers eat producers?

Answer 5

Producers/consumers die and sabrobionts break down complex organic molecules containing phosphates, returning the ions back to the soil or water.

Question 6

How are phosphates returned back to sedimentary rocks in oceans?

Answer 6

The ions are transported downstream into water sources where they reform into rocks.