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Plant Physiology - Seed Germination into wild flower (Sep/18/2008 )


List two possible enviromental events that might have triggered seed germination and growth into wild flower


I had said smoke from wild fires, however the prof says it has to do with the weather. The part where it grows into a wild flower is throwing me off. Any suggestions?

-University_Of_Toronto-

I think the question is asking what environmental things trigger seed germination, growth and flowering... which I am sure you can answer.

-bob1-

QUOTE (bob1 @ Sep 21 2008, 06:13 PM)
I think the question is asking what environmental things trigger seed germination, growth and flowering... which I am sure you can answer.



No it ask exactly what I posted..thats why I cant come up with an answer

-University_Of_Toronto-

Do you have a text book for plant physiology? If so, look up germination. You could even go to wikipedia, the article there is pretty good and tells you exactly what you want to know in the second section.

Flowering is slightly more obscure, but look for day length sort of things.

-bob1-

QUOTE (bob1 @ Sep 23 2008, 05:50 PM)
Do you have a text book for plant physiology? If so, look up germination. You could even go to wikipedia, the article there is pretty good and tells you exactly what you want to know in the second section.

Flowering is slightly more obscure, but look for day length sort of things.



No bob read the question again. Day length is NOT an enviromental factor


Thanks for trying, we can put this to rest, too many quessing

-University_Of_Toronto-

QUOTE (University_Of_Toronto @ Sep 18 2008, 10:39 AM)
List two possible enviromental events that might have triggered seed germination and growth into wild flower


I had said smoke from wild fires, however the prof says it has to do with the weather. The part where it grows into a wild flower is throwing me off. Any suggestions?

wind can blow the seeds all over the place so that the plant will grow wild.

-mdfenko-

Day length is one of the primary triggers for flowering in many species and it is an environmental factor, it changes with the seasons, ergo environmental. It also certainly wasn't excluded in the original question as you posted it. If there are more parts to the question or some sort of preamble, then it may be helpful for us to see it.

Germination is also controlled by the seasons to some extent... too cold or not enough cold and the plant's won't germinate etc.

Also note that the seasons determine the ambient weather, so perfectly reasonable answers as far as I can see.

-bob1-