Topic 4: Xylem and Phloem
Quiz by kirstie.loh
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15 questions
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- Q1Cellulose is a polymer of…Beta-GlucoseAlpha-Glucose30s
- Q2The adjacent glucose molecules in cellulose are…The same orientationInverted30s
- Q3What substance do xylem vessels carry?WaterAirSugars and Solutes30s
- Q4What substance do phloem vessels carry?WaterSugars and SolutesAir30s
- Q5Translocation of organic molecules happens within the…PhloemXylem30s
- Q6Sieve tubes, sieve tube elements, and companion cells are part of…XylemPhloem30s
- Q7The force pulling water up the xylem is called…Active transportTranslocationCohesion-tensionEvaporation30s
- Q8Transpiration begins with water diffusing out of the…LeafPhloemXylem30s
- Q9The movement of substances through xylem or phloem is known as..Cohesion-tensionMass flowBig moving30s
- Q10Water in the xylem is pulled from the…Root to the leavesLeaves to the roots30s
- Q11Solutes in the phloem are moved from…Sinks to sourcesSources to sinks30s
- Q12Budding leaves and growing fruits are sucrose…SourcesSinks30s
- Q13Photosynthesising leaves of a plant are sucrose…SourcesSinks30s
- Q14How are solutes moved into the phloem?Facilitated diffusionDiffusionActive transport30s
- Q15Companion cells perform which function?Weep gentlyProvide ligninMaintain the sieve tube30s