1. 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

2. Where does the 2 nd stage of respiration take place? CytosolMitochondrion ChloroplastNucleus

3. Name a substance that yeast can use to make ethanol. WaterGlucose OilLimewater

4. What gas must be present for aerobic respiration to occur? Carbon dioxideNitrogen MethaneOxygen

5. Why do living organisms need to respire? For energyTo breathe For foodFor water

6. What is the first stage of respiration called? Kreb’s CycleCalvin Cycle Cell CycleGlycolysis

7. What is the product of anaerobic respiration in muscle cells? Carbon dioxideLactic acid EthanolOxygen

8. What is the 3-carbon sugar that glucose is broken down into? PyruvateAcetyl Co A PyriteSucrose

9. Respiration takes place in the cytosol. What is the cytosol? Cells minus organelles Cytoplasm minus organelles Cell minus the nucleus Cytoplasm minus the nucleus

10. What test is used for Ethanol? Iodine TestBenedict’s Test Iodoform TestBiuret Test

11. How do you know fermentation has ended? All the liquid is used up Solution turns milky No more bubbles Solution turns green

12. For what is ATP an abbreviation? Adenosine diphosphate Adenosine triphosphate Adenine triphosphate Adenosine tetraphosphate

13. What is the energy carrier in respiration? ADPNADH NADPHATP

14. What does pyruvate form in yeast cells? Lactic acidEthanol Ethanol + CO 2 Carbon dioxide

15. In the fermentation experiment why is the water boiled? To activate the yeast To dissolve glucose To start reaction To remove oxygen

16. Name a 2-carbon compound produced in respiration. GlucoseAcetyl Co-A Pyruvic acidPyruvate

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