Biologyhard · Past Paper
What is the main reservoir of phosphorus in the phosphorus cycle?
AAtmosphere
BOcean
CRocks
DPlants
✓ Correct Answer: C — Rocks
Phosphorus is primarily found in sedimentary rocks; it does not have a significant gaseous phase in the atmosphere.
Share this question
More from Biology
- What does 'Ex-situ' conservation mean?
- Which of these is the largest ecosystem on Earth?
- Which of the following enzymes is responsible for unwinding the DNA double helix during replication?
- Which stage of prophase I involves the pairing of homologous chromosomes (synapsis)?
- Who rediscovered Mendel's work in 1900?