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13 Cards in this Set
- Front
- Back
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Describe the process of photosynthesis in c3 plants |
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List the cell organelles, cell types, tissues, organs which carry out photosynthesis in tress
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Plastids Chloroplasts Parenchyma All the green bits |
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Name the two common forms of chlorophyll |
Chlorophyll a is blue green Chlorophyll b is yellow green |
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Why do leaves appear green |
They contain a green pigment called chlorophyll which absorbs other colours |
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What factors determine how much photosynthesis takes place and where it takes place in a tree canopy |
Climate Light Rainfall Temperature Stomatal opening |
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Which leaves on a tree make the greatest contribution to energy gain |
Leaves on outer crown in direct light have light saturation |
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What is the purpose of respiration |
Releases energy by breakdown of sugars and carbohydrates, is used for reproduction, enlargement and growth of complex compounds |
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Describe the process of respiration |
Glucose energy + oxygen in mitochondria - carbon dioxide + water + energy |
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What is the function of atp |
Atp is the main form of energy for metabolic functions |
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Which cells do not respire
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Epidermal cells - cork cells |
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Three main metabolic processes in respiration |
Glycosis, TCA cycle, oxidative phosphorylation |
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Describe anaerobic respiration and fermentation and thier effects on trees |
Creates and energy without oxygen Breaks down glucose and creates atp |
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Main differences between xylem and phloem transport |
Xylem transports minerals and water Phloem transports food materials to other parts of the plant |
