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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 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 …. - PowerPoint PPT Presentation
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Leaving Certificate BiologyEnzymes 1 iQuiz
SECONDSECONDPress the F5 Key to Begin,Then click on this Blue Box
FIRSTFIRSTIn PowerPoint 2007 if you see a Security Warning click HERE on Options… and then click on Enable this content
The substance upon which an enzyme acts is called the …
Substrate
Filtrate Solvent
Solute
Which of the following is an enzyme, found in saliva, whose
product is maltose?
Catalase
Lipase Amylase
Maltase
Amylase works on which substrate to produce maltose?
Lipids Starch
Protein Glucose
Name an enzyme that breaks down
hydrogen peroxide to oxygen and water.
Erepsin Catalase
Lipase Amylase
The optimum temperature for human enzyme activity is …
27 °C 57 °C
47 °C 37 °C
Which of the following enzymes does not digest carbohydrates?
Sucrase Lipase
Lactase Maltase
What type of biological substance are enzymes?
Fats Fatty acids
Proteins Carbohydrates
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
What term describes using living organisms to produce useful
products, e.g. yeast to produce bread and alcohol?
Bioprocessing Biophysics
Batch processing Continuous flowprocessing
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
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
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
A gel commonly used to immobilise enzymes is …
Sodium stearate Sodium alginate
Calcium alginate Dax
The temperature or pH at which an enzyme works best is called its …
Favourite Best
Optimum Maximum
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
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Enzymes 1 iQuiz