'Producers convert carbon dioxide' diaporamas de présentation

Day 1

Chapter 5 How Ecosystems Work Section 1: Energy Flow in Ecosystems. Day 1. Life Depends on the Sun. Energy from the sun enters an ecosystem when plants use sunlight to make sugar molecules. This happens through a process called photosynthesis. Life Depends on the Sun.

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Section 2: The Cycling of Materials

Section 2: The Cycling of Materials. Preview Bellringer Objectives The Carbon Cycle How Humans Affect the Carbon Cycle The Nitrogen Cycle Decomposers and the Nitrogen Cycle The Phosphorus Cycle. Section 2: The Cycling of Materials. Preview, continued

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Carbon, Nitrogen & Phosphorus Cycles Ch. 5.2

Carbon, Nitrogen & Phosphorus Cycles Ch. 5.2. Carbon Cycle. The carbon cycle is the movement of carbon from the nonliving environment into living things and back. Carbon is the essential component of proteins, fats, and carbohydrates, which make up all organisms.

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Objectives

Objectives. Describe the short-term and long-term process of the carbon cycle. Identify one way that humans are affecting the carbon cycle. List the three stages of the nitrogen cycle. Describe the role that nitrogen-fixing bacteria play in the nitrogen cycle.

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Chemical Cycles

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