B3.2.7- Using plant hormones

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5 Terms

1
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what is the main function of Ethene and Gibberellins which are plant hormones.

Ethene: Causes plants to ripen by stimulating the conservation of starch and sugar

Gibberellins: Promote growth and particularly cell elongation- this leads to shoots and flowers opening

2
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How can auxin kill weeds

Auxin makes weed grow quickly uncontrollably which kills the plant

3
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How can Auxin promote root growth

farmers put auxin powder in shoot of plant and when it grows it creates a stronger anchor so the plants cant fly off

4
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how can auxin produce seedless fruit

by spraying unpollinated flowers with auxin

5
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How can Auxin control dormancy

trigger seeds to grow in winter by spraying gibberellins or auxins