Leaving Certificate Biology Respiration 3 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
Where does the 2 nd stage of respiration take place? CytosolMitochondrion ChloroplastNucleus
Name a substance that yeast can use to make ethanol. WaterGlucose OilLimewater
What gas must be present for aerobic respiration to occur? Carbon dioxideNitrogen MethaneOxygen
Why do living organisms need to respire? For energyTo breathe For foodFor water
What is the first stage of respiration called? Kreb’s CycleCalvin Cycle Cell CycleGlycolysis
What is the product of anaerobic respiration in muscle cells? Carbon dioxideLactic acid EthanolOxygen
What is the 3-carbon sugar that glucose is broken down into? PyruvateAcetyl Co A PyriteSucrose
Respiration takes place in the cytosol. What is the cytosol? Cells minus organelles Cytoplasm minus organelles Cell minus the nucleus Cytoplasm minus the nucleus
What test is used for Ethanol? Iodine TestBenedict’s Test Iodoform TestBiuret Test
How do you know fermentation has ended? All the liquid is used up Solution turns milky No more bubbles Solution turns green
For what is ATP an abbreviation? Adenosine diphosphate Adenosine triphosphate Adenine triphosphate Adenosine tetraphosphate
What is the energy carrier in respiration? ADPNADH NADPHATP
What does pyruvate form in yeast cells? Lactic acidEthanol Ethanol + CO 2 Carbon dioxide
In the fermentation experiment why is the water boiled? To activate the yeast To dissolve glucose To start reaction To remove oxygen
Name a 2-carbon compound produced in respiration. GlucoseAcetyl Co-A Pyruvic acidPyruvate
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