Phosphorus Cycle and Its Impact
Passage
•
Science
•
11th Grade
•
Practice Problem
•
Easy
Krista Marcum
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What makes the phosphorus cycle unique compared to other nutrient cycles?
It includes a gaseous phase
It lacks a gaseous phase
It primarily occurs in the atmosphere
It only cycles in oceans
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which process releases phosphate from rocks?
Erosion
Weathering
Photosynthesis
Combustion
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In what form do plants absorb phosphorus?
Nitrite
Ammonium
Phosphate ions (PO4³-)
Carbon dioxide
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do animals obtain phosphorus?
Through respiration
Through ingestion of plants or other animals
By absorbing from the atmosphere
By photosynthesis
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to phosphorus in aquatic systems over long periods?
It evaporates
It accumulates in sediments and forms rocks
It becomes nitrogen gas
It turns into carbonic acid
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What human activity adds large amounts of phosphorus to the environment?
Burning fossil fuels
Mining phosphate rock for fertilizers
Deforestation
Overfishing
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What environmental problem results from excess phosphorus in waterways?
Ozone depletion
Eutrophication
Deforestation
Ocean acidification
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