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FIRST In PowerPoint 2007 if you see a Security Warning click HERE on Options… and then click on Enable this content. Leaving Certificate Biology Transport & Gas Exchange in Plants 1 iQuiz. SECOND Press the F5 Key to Begin, Then click on this Blue Box.
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FIRST In PowerPoint 2007 if you see a Security Warning click HERE on Options… and then click on Enable this content Leaving Certificate BiologyTransport & Gas Exchange in Plants 1 iQuiz SECOND Press the F5 Key to Begin, Then click on this Blue Box
Stomata are found mainly in the … Stem Petals Upper leaf surface Lower leaf surface
Root hairs are extensions of the … Epidermis Ground tissue Cuticle Xylem
Water enters the root hair by … Diffusion Osmosis Active transport Capillary action
The sticking together of similar molecules is called … Conservation Cohesion Adhesion Active transport
Stomata are stimulated to open by … High water pressure Low O2 High CO2 Low CO2
The main gas which enters the leaf through the stomata during the day is … Water vapour Oxygen Carbon dioxide Nitrogen
The loss of water vapour from the surface of the leaf is called … Transpiration stream Transpiration Translocation Evaporation
Gas exchange takes place in the stem through the … Lenticels Stomata Internodes Pores
When plant cells have a lot of water they are said to be … Tensioned Turgid Wilted Flaccid
Minerals are transported through a plant in the … Phloem sieve tubes Companion cells Xylem Ground tissue
Carbon dioxide enters the leaf by … Transpiration Active transport Osmosis Diffusion
Sugars made in photosynthesis are transported through the plant in the … Companion cells Xylem vessels Sieve tube cells Ground tissue
Dixon and Joly suggested that water in the xylem is under … Torsion Tension Transport Transpiration
Water moves sideways from one xylem vessel to another through … Sieve plates Pits Spiral lignin Companion cells
Which of the following does not involve the upward movement of water in the stem? Root pressure Cohesion Osmosis Translocation
Transport & Gas Exchange in Plants 1 iQuiz How did you do? Click this Blue Box to find out