Help with seed germination experiment (10 points)?
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I am doing a seed germination experiment on how the radiation from the microwave effects the seeds, I am going to put one set of seeds in the microwave for 40 seconds, then one for 50 & one for 60 seconds. My question is what should I measure for example should I measure seed size, color or how many roots appear each day. Do you have a better ideal for a seed germination experiment if so let me know.
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Answer:
Do not forget to take pics at each stage. Determine lethal time - shortest time when seeds are killed so that not to use all your seeds only to kill them with too long microwaving. Start from 5 sec, 10 sec, 20 sec and 40 sec using say 3 -5 sees for each. If 20 sec is lethal - go down, if 40 lethal but 20 is not - try in between and down. You got the idea. After you determined shortest lethal dose of microwaving you can plan your experiment using 10-15 seeds for each dose. To obtain plenty of seeds you can by bird feeding mix (they are cheap and big), from there you can pic uniform seeds of sunflowers. You can try to grow them hydroponically (in the water) in glass container by devising some support for seeds (much like you can grow green onion when it sits on a jar with water) after they germinated for example in wet cloth or something - you will be able to see how many roots they grew without taking them from soil and discarding them every time. Do not forget "control" seeds (not microwaved) at firs stage (determining the dose) and at the second stage (the experiment itself)
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Other answers
None of the colors or sizes matter as long as you have one of the same kind from each that you do not expose to the radiation from the microwave. Make sure the seeds you have, have an adequate match of the same kind and your experiment will be more controlled enabling you to make an accurate evaluation on the actual effects. If not then you will just be microwaving seeds and growing them without anything to compare them to you won't know anything besides how they grew against the other type of seed.
DudeYeahWhatSweetCoolMan
Um, ok, there are some issues that need to be sorted out here... 1) If you're doing a germination experiment, the thing you should measure is percent of successful germination. 2) If you're microwaving the seeds, you're cooking them (induced heat from the radiowaves at a specific frequency), which would have more effect than the 'radiation'. 3) If you put seeds in a microwave for 40 seconds, they're gonna be ******. Perhaps try shorter cooking times, say 2 seconds, 5 seconds, and 10 seconds for example. Check out this link to see what you're actually doing with a microwave: http://home.howstuffworks.com/microwave1.htm 4. Don't forget to have a control group of seeds (i.e. a batch that isn't cooked) so you have a normal baseline to compare the cooked groups to. I think this could be an interesting experiment. Use seeds that are normally easy to germinate, such as grass seed, tomato, or sunflower. You could even follow up by seeing if there is a difference in growth rate, or any abnormalities.
Jamie A
if you are germinating them(folding them in a wet paper towel and putting them in bags im guessing?) after the microwave Start to germinate the seeds(40s, 50s, 60s) at the same time and measure the length of the sprout that come out of the seed over a period of time (1 week, 2 weeks etc.) and compare them to the level and time of exposure to radiation
no regretz
All, but size and roots are the most important.
Charlotte :>
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