HCC Biology Pre-Teaching Test
Quiz by Isaac Stollery
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10 questions
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- Q1What are enzymes?Proteins that are digestedA part of the digestive systemBiological catalysts that speed up digestion.Chemicals that are used in a reaction30s
- Q2Which is not an enzyme?CatalaseLipaseCollagenAmylase30s
- Q3Which structure does food not flow directly through?Gall bladderStomachSmall intestineMouth30s
- Q4Which graph shows the effect of temperature on enzyme rate of reaction?30s
- Q5Which is the first enzyme released in human digestion?LipaseProteaseCatalaseAmylase30s
- Q6Which organs/structures are responsible for mechanical digestion?The mouth and the duodenumThe stomach and the mouthThe stomach, the mouth, and the small intestinesThe stomach and the small intestines30s
- Q7What is emulsification?Maintaining the optimum conditions for enzymesDissolving fatBreaking down large fat droplets into small onesSpeeding up the rate of reaction with alkalines30s
- Q8What are amino acids used for?Building fats for energy storageBuilding carbohydrates to be used in respirationBuilding proteins like bile and collagenBuilding proteins like enzymes and antibodies30s
- Q9What does soluble mean?Able to dissolve in a solvent e.g. waterCan't dissolve in a solvent e.g. waterCan be used in biological reactionsWon't affect osmosis30s
- Q10What do carbohydrases break down?CarbohydratesProteinsStarchAmino acids30s
