Flash Cards

Science 8.5 voacabulary

Question Answer
plants growth response towards or away from a stimulus tropism
chemical that affects how plant grows and develops hormone
speeds up the rate where a plants cells grow auxin
plants response to seasonal changes photoperotism
plant that flowers when the nights are longer short-day plant
plant that flowers when nights are shorter long- day plant
number of hours of darkness that determines if a plant will flower critical night length
plant with flowering cycle that isnt sensitive to periods of light and dark day-nuetral plant
period when an organisms growth or activity stops dormancy
flowering plant that completes it life cycle in 1 growing season annual
flowering plant that completes it life cycle in 2 years biennial
flowering plant that lives for more than 2 years perennial


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