AP Environmental Science  - 1.6 The Phosphorus Cycle

AP Environmental Science - 1.6 The Phosphorus Cycle

Assessment

Interactive Video

Science

9th Grade

Hard

Created by

John I Collier

FREE Resource

3 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is FALSE about the phosphorus cycle?

It is the fastest of the nutrient cycles

Rocks & sediments are major reservoirs

It does not have at atmospheric component

Phosphorus can be a limiting nutrient in the productivity of an ecosystem

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these is FALSE about the phosphorus cycle

Weathered phosphorus can only end up in aquatic ecosystems

Synthetic fertilizers can bring extra phosphorus into aquatic ecosystems by runoff

Phosphates can enter water through your home's wastewater

Wind & rain can both weather rocks that contain phosphorus

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is FALSE about the phosphorus cycle?

Phosphorus must enter the sedimentation phase before it can be reused by plants

Phosphorus gets assimilated into plants through their roots

Phosphate doesn't dissolve very well and hence easily forms sediment

Geologic uplift brings older rock to the surface, allowing phosphorus to get weathered back into the environment.