Leaving Certificate Biology Plant Responses 2 EQ iQuiz SECOND Press the F5 Key to Begin, Then click on this Blue Box FIRST In PowerPoint 2007 if you see a Security Warning click HERE on Options… and then click on  Enable this content

Phototropism is the growth response to … Light GravityTouch Chemicals

Name the growth response of a plant to water. Photosynthesis ThigmotropismHydrotropism Phototropism

Which of the following is a plant growth Inhibitor? AlcoholAbscisic acid Salicylic acidRooting powder

Chemotropism is the growth response of a plant to … TouchChemicals LightWater

Name the tissue that transports growth regulators in plants. DermalMeristematic GroundVascular

What is the purpose of the acetate grid in the IAA experiment? To stick the seeds to To measure root length To keep IAA in the dish To measure seed size

What is IAA used for? Plant foodWeed killer Plant growth regulator To germinate seeds

Where is a plant growth regulator secreted? LeafMeristem Ground tissueStem

Which of the following is a growth regulator that promotes growth? AuxinPhloem XylemAbscisic acid

Define tropism. Response to an impulse Plants producing food Response to a stimulus Response to food

Which of the following is not a method used by plants to protect them from adverse external environments? TanninsChlorophyll Heat shock proteins Guard Cells

Which of the following is not a use of a man made auxin? Rooting powderRipening fruit Weed killerProduce seeds

What is ethylene used for? Elongating rootsRipening fruit Producing more leaves Producing fruit

What is thigmotropism? Growth response to water Growth response to things Growth response to touch Growth response to soil

What does IAA stand for? Indolent Acetic Acid Indole Acetic Acid Indole Acetic Agar Indole Amino Acid

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