Join ExamsbookAnswer : 4. "nutrients and other life-sustaining molecules are in limited supply and must be continually recycled"
Biogeochemical cycles are crucial to ecosystem function because5
Q: Biogeochemical cycles are crucial to ecosystem function because
- 1they keep the planet warm enough for living things to survivefalse
- 2energy flows through ecosystems in one direction only and is eventually dissipated as heatfalse
- 3they prevent catastrophic extinctionsfalse
- 4nutrients and other life-sustaining molecules are in limited supply and must be continually recycledtrue
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Answer : 4. "nutrients and other life-sustaining molecules are in limited supply and must be continually recycled"
Explanation :
Answer: D) nutrients and other life-sustaining molecules are in limited supply and must be continually recycled Explanation: Biogeochemical cycles are crucial to ecosystem function because :: 1. Chemical elements are available in only limited amounts and must be recycled. 2. Nutrients and other life-sustaining molecules are in limited supply and must be continually recycled.