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Leaving Certificate Biology Enzymes 1 iQuiz

FIRST In PowerPoint 2007 if you see a Security Warning click HERE on Options… and then click on  Enable this content. Leaving Certificate Biology Enzymes 1 iQuiz. SECOND Press the F5 Key to Begin, Then click on this Blue Box. The substance upon which an enzyme acts is called the ….

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Leaving Certificate Biology Enzymes 1 iQuiz

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  1. FIRST In PowerPoint 2007 if you see a Security Warning click HERE on Options… and then click on  Enable this content Leaving Certificate BiologyEnzymes 1 iQuiz SECOND Press the F5 Key to Begin, Then click on this Blue Box

  2. The substance upon which an enzyme acts is called the … Substrate Solute Filtrate Solvent

  3. Which of the following is an enzyme, found in saliva, whose product is maltose? Catalase Maltase Lipase Amylase

  4. Amylase works on which substrate to produce maltose? Lipids Starch Protein Glucose

  5. Name an enzyme that breaks down hydrogen peroxide to oxygen and water. Erepsin Catalase Lipase Amylase

  6. The optimum temperature for human enzyme activity is … 27 °C 57 °C 47 °C 37 °C

  7. Which of the following enzymes does not digest carbohydrates? Sucrase Lipase Lactase Maltase

  8. What type of biological substance are enzymes? Fats Fatty acids Proteins Carbohydrates

  9. What name is given to the position on an enzyme where the substrate is attached? Acute site Active site Enzyme-substrate complex None of these

  10. What term describes using living organisms to produce useful products, e.g. yeast to produce bread and alcohol? Bioprocessing Biophysics Batch processing Continuous flow processing

  11. Which of the following terms is given to a container in which a living thing is used in the production of something useful? Biome Biotechnology Bioreactor None of these

  12. What term is used to describe an enzyme that has been destroyed by excessive heat, pH, etc. and will not 'work' again? Degenerated Denatured Depleted Dehydrated

  13. This term describes an enzyme trapped in beads or gel so that it will react with, but not mix with, its substrate. Deactivated Energised Activated Immobilised

  14. A gel commonly used to immobilise enzymes is … Sodium stearate Sodium alginate Calcium alginate Dax

  15. The temperature or pH at which an enzyme works best is called its … Favourite Best Optimum Maximum

  16. The theory of an enzyme slightly changing shape to fit its substrate is called the … Moulding enzyme model Induced fit model Flexible enzyme model Elastic fit model

  17. Enzymes 1 iQuiz How did you do? Click this Blue Box to find out

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