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1979 A.P.

Title: 1979 A.P.
Category: /Science & Technology/Biology
Details: Words: 727 | Pages: 3 (approximately 235 words/page)
1979 A.P.
PLANT SYSTEMS QUESTION 1979:L. PETERSON/AP BIOLOGY In relation to plants, describe in detail one way of: a) measuring the rate of transpiration b) measuring the rate of photosynthesis c) separating pigments Essay : Transpiration is the loss of water vapor from land plants into the atmosphere, causing movement of water through the plant from the soil to the atmosphere via roots, shoot and leaves, which occurs mainly through the stomata. Factors which can affect the …showed first 75 words of 727 total…
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…showed last 75 words of 727 total…respiration. Both photosynthesis and respiration can occur in the bottle exposed to light, however. The difference between the amount of oxygen produced through photosynthesis and that consumed through aerobic respiration is the net productivity. The difference in dissolved oxygen over time between the bottles stored in the light and in the dark is a measure of the total amount of oxygen produced by photosynthesis. The total amount of oxygen produced is called the net productivity.

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