Study Guide for Chapter 3: Cell Processes – grade 7 2009
• Know why water is important to a cell
• What is a good source of both protein and carbohydrate?
• What protein speeds up chemical reactions?
• What are the two types of nucleic acids?
• What are the two types of carbohydrates?
• Why are cells small?
• Know the difference between an organic and inorganic compound
• Know the difference between an autotroph and a heterotroph
• Know the difference between active and passive transport (movement from ? to
?; types; across ?; use of cellular energy?)
• Know the difference between osmosis and diffusion
• Know the raw materials of photosynthesis and of respiration
• Know the products of photosynthesis and of respiration
• Know the formulas for photosynthesis and respiration
• Know what happens during respiration
• Know which stage of respiration releases the most energy
• Know where each stage of respiration take place
• Know what element respiration normally requires
• Know what causes lactic-acid fermentation
• Know how photosynthesis and respiration are related
• Know what the photosynthesis – respiration cycle is. Know what it keeps
constant on earth
• Know the difference between fermentation and respiration