Calderglen High School Products from Plants 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Calderglen High School
What factors can change the efficiency of enzymes? 1 What factors can change the efficiency of enzymes? answer Change in pH or temperature Calderglen High School
Give examples of alcoholic drinks and the number of units they have. 2 Give examples of alcoholic drinks and the number of units they have. answer Small glass of wine – 1 unit Spirit measure - 1 unit Pint of beer or lager – 2 units Calderglen High School
The alcohol produced during fermentation is ……….? 3 The alcohol produced during fermentation is ……….? answer Ethanol Calderglen High School
Calderglen High School 4 The water and alcohol mixture formed in the fermentation reaction be separated by ……? answer Distillation The process can also be used to increase the concentration of fermentation products Calderglen High School
How are alcoholic drinks made? 5 How are alcoholic drinks made? answer Alcoholic drinks are made by fermenting any fruit or vegetable which is a source of sugars. An enzyme produced by yeast acts as a catalyst for the reaction Calderglen High School
The breakdown of carbohydrates to form alcohol 6 Fermentation is……..? answer The breakdown of carbohydrates to form alcohol Calderglen High School
Calderglen High School 7 Give examples of alcoholic drinks and the source of carbohydrate from which they are made. answer Wine = grapes Cider = apples Whisky = barley Vodka = potatoes Calderglen High School
Give some products (apart from food) which can be made from plants? 8 Give some products (apart from food) which can be made from plants? answer Medicines Alcohol Calderglen High School
Name a plant used to make ethanol for fuels? 9 Name a plant used to make ethanol for fuels? answer SUGARCANE Calderglen High School
Name a product you could get from poppies? 10 Name a product you could get from poppies? answer Morphine (medicine) Calderglen High School
Which of carbohydrate is found pasta and bread? 11 Which of carbohydrate is found pasta and bread? answer Starch Calderglen High School
Calderglen High School 12 Describe the effect of changes in pH and temperature on the efficiency of an enzyme? answer An enzyme works best at a certain pH and temperature (their OPTIMUM pH and temperature). Above and below the optimum their efficiency is reduced. Calderglen High School
Calderglen High School 13 ENZYMES are ……? answer Biological catalysts Calderglen High School
The molecular formula for GLUCOSE is…………..? 14 The molecular formula for GLUCOSE is…………..? answer C6H12O6 Calderglen High School
Which plant can ASPIRIN be derived from? 15 Which plant can ASPIRIN be derived from? answer Willow Calderglen High School
At high concentrations, the enzymes in the yeast stop working Why can alcohol above a certain concentration not be made by fermentation? 16 answer At high concentrations, the enzymes in the yeast stop working Calderglen High School