Question

describe the step to how to grow a sweet potato in water and observations

Answer 1

1-Try growing a sweet potato just in water . Describe your experiment & observations
2-Visit a green house if there is one near your place . Observe how they raise plants . Find out how they regulate the amount of light , water & carbon dioxide to grow plants.
3- Take a potted plant with broad leaves. Take 2 strips of black paper &cut out a small square in their centres. Cover a part of 2 leaves with these papers & secure them with paper clips. Keep the plant in the sunlight for 2-5 days. Observe the difference in the colour of the covered & the uncovered portions on the 1 leaf. Perform iodine test on this leaf . Did the 2 parts show any difference in results? Now take second leaf . Remove the strip & expose the covered part to the sunlight for2-3days and do the iodine test again. Describe your observations.


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