Q11. Sometimes, even when a seed has the necessary conditions, it does not germinate. Some seeds dispersed in the autumn remain dormant and do not germinate until spring. (a) Why do some seeds NOT germinate in the winter when they are dispersed in the autumn? Answer in 1-2 sentences. (b) Write ONE way in which a thick seed coat can help some seeds remain dormant.
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Seed dormancy is the failure of a viable seed to germinate under favorable conditions. Seeds may be dormant because the seed coat prevents germination, or because the embryo - by itself or together with chemicals - inhibits germination.
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