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Growth Regulation

Botany - Growth Regulation

QuestionAnswer
What substance refers to chemical compounds produced on one location & transported to another location? hormones
What chemical promotes cell elongation? auxins
What is the primary type of auxin found naturally in plants? indoleacetic acid (IAA)
What is the synthetic auxin commonly used in rooting compounds? indolebutyric acid (IBA)
What chemical promotes stem elongation & bolting? gibberellins
What is bolting? a plant goes right to flowering
What chemical stimulates abscission? ethylene gas
What is abscission? the process where a layer of cells die promoting leaf drop in the fall
What chemical stimulates fruit ripening? ethylene gas
What chemical promotes bud & seed dormancy? abscisic acid
What term refers to chemicals that interrupt cell division, stem elongation & seed head formation? chemical retardants
What are some products that are chemical retardants? B-Nine, Cycocel, Phosphon
What substance is used to cause early blossoms to set fruit? chemical blossom set
What is a biostimulant? a natural product that stimulates growth
What are some examples of biostimulants? kelp, methanol
What is allelopathy? the situation where one plant releases a chemical that slows or stops the growth of other nearby competing plants.
What is a plant that exhibits allelopathy? orange hawkweed
Created by: 100001916589047
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