Answer: Has no gaseous phase in its cycle.
- A Is not needed by living organisms
- B Has no gaseous phase in its cycle
- C Moves faster through the atmosphere
- D Cannot be stored in rocks
Correct answer: B. Has no gaseous phase in its cycle
Explanation: Phosphorus follows a sedimentary cycle with the main reservoir in rocks and essentially no gaseous component, unlike the gaseous carbon cycle.
Energy pyramid showing a simple food chain (producer to herbivore to carnivore) with energy decreasing roughly tenfold at each trophic level.
Concept context
Ecosystems, food chains, energy flow, nutrient cycles, biodiversity, and conservation.