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Dictionary » B » Biennial

Biennial

Biennial

a plant whose life cycle extends for more than one but less than two years after germination. Having a life cycle lasting two seasons; a biennial life cycle; parsnips and carrots are biennial plants often grown as annuals.A plant having a life cycle that normally takes two seasons from germination to death to complete; flowering biennials usually bloom and fruit in the second season.Occurring every second year; they met at biennial conventions.Compare to annual, which means once a year, biennial pertains to occurrences spanning over 2 years.


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some bio multiple choice questions

... to the requirement of the seeds of some plants for exposure to winter temperatures before they germinate. c. refers to the requirement of some biennial plants to be exposed to winter’s cold temperatures before they flower the next spring. d. refers to the induction of cold hardiness of buds. ...

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by jjkwest1
Fri Feb 10, 2012 8:00 am
 
Forum: Botany Discussion
Topic: some bio multiple choice questions
Replies: 4
Views: 3997

Seed Plants

Angiosperms are annual, biennial, or perennial. Annual should be obvious: they go from seed to death in the course of a year. Biennial angiosperms will grow for a year or so and then flower and die in the second year. Perrenials persist ...

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by AstusAleator
Thu May 04, 2006 7:10 am
 
Forum: Botany Discussion
Topic: Seed Plants
Replies: 9
Views: 5652


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