Bot 380- week 1
Quiz by Lauren Phoenix
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13 questions
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- Q1What are the main molecule classes in primary metabolism?Alkaloids, Phenolics, Terpenescarbohydrates, lipids, amino acids and proteinsVitamins, Pigments, MineralsNucleic acids, Hormones, Enzymes30s
- Q2What are the molecule classes in secondary metabolism?carbohydrates, lipids, amino acids and proteinsVitamins, Pigments, MineralsAlkaloids, Phenolics, TerpenesNucleic acids, Hormones, Enzymes30s
- Q3Why do plants produce secondary compounds?Defense, protection, and attractionTo enhance primary metabolismFor basic cellular functionsTo store energy30s
- Q4What is the function of the dermal tissue in plants?Carries out photosynthesisProvides long distance transport of materialOuter covering modified for protection & water absorptionStores nutrients30s
- Q5Which tissues are included in the vascular tissue of plants?Epidermis and cortexDermal and groundXylem and phloemStomata and guard cells30s
- Q6What is the role of xylem in plants?Facilitates gas exchangeProvides long-distance transport of water and nutrientsProduces energy through photosynthesisProtects the plant from external threats30s
- Q7What is the function of phloem in plants?Produces secondary compoundsProvides long-distance transport of sugars and organic substancesAbsorbs water efficientlyProvides protection to the plant30s
- Q8What is the largest class of secondary metabolites?TerpenesPhenolsAlkaloidsMonosaccharides30s
- Q9What is the primary function of terpenes in plants?Seed dispersalWater transportCell growth modulation, light harvesting, photoprotection, control of membrane fluidityNutrient absorption30s
- Q10Which group of plant compounds is defined generally as having plant compounds containing a nitrogen atom in a ring structure?PhenolsFlavonoidsTerpenoidsAlkaloids30s
- Q11Which of the following is a primary function of alkaloids in plants?PhotosynthesisStem growthSeed dispersalDefense against herbivores30s
- Q12What are phenolics?Wood and bark characteristicsWeakly acidic, simple, aromatic molecules with a hydroxyl group attached to an aromatic ring – Sometimes the hydroxyl group is ‘lost’Roles in plant defenseCell wall structural rolesPlant reproduction characteristics30s
- Q13Which of the following is NOT a role of phenolics in plants?Contribution to wood and bark characteristicsRegulation of plant growthEnhancement of flower colorPromotion of plant reproductionDefense against pathogens30s