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Plant Nutrition
Ag
| Question | Answer |
|---|---|
| What is the main product of Photosynthesis? | glucose |
| Which of the following is needed for photosynthesis? | carbon dioxide, water, & sunlight |
| When there is excess glucose made in the leaf, it is converted into...? | starch |
| As part of the practical to test for starch in leaves, boiling water is used. Why? | to kill the leaf and breakdown cell membranes |
| As part of the practical to test for starch in leaves, ethanol is used. Why? | to dissolve the chlorophyll |
| By removing the chlorophyll from the leaves, it will make it easy to see...? | color change for the starch test |
| For practical's on the photosynthesis, the plants are placed in darkness first. This helps to...? | remove all stored starch |
| This experiment is on the rate of photosynthesis. I can calculate the rate by timing...? | number of bubbles of oxygen |
| The rate of photosynthesis will increase when the lamp is...? | closer |
| What possible problem comes from the following experiment for photosynthesis? | heat from the lamp; counting number of bubbles |
| Which cell type has the most chloroplasts? | palisade mesophyll |
| Through which structures does gas exchange (entry and exit of gases) occur in plants? | stomata and air space and mesophyll cells |
| Which color is reflected the most by the leaf and why? | green because chlorophyll is green |
| Which colors are absorbed the most by the leaf and why? | red & blue |
| What color is the positive test for starch? | blue black |
| What is the test for starch? | iodine |
| Gas exchange happens where? | through the stoma |
| Gas exchange involves which gases? | carbon dioxide and water vapor IN, oxygen OUT |