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Biotechnology Quiz. Q1: Wine and beer are made with the help of yeast. What type of micro-organism is yeast? a) Bacteria b) Fungus c) Algae d) Microbeast. Q2. What is the term used to describe the conversion of sugar to alcohol? a) Alcoholic Fermentation b) Germination
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Biotechnology Quiz • Q1: Wine and beer are made with the help of yeast. What type of micro-organism is yeast? • a) Bacteria • b) Fungus • c) Algae • d) Microbeast
Q2 • What is the term used to describe the conversion of sugar to alcohol? • a) Alcoholic Fermentation • b) Germination • c) Aerobic Respiration • d) Pure Genius
Q3 • Alcoholic Fermentation produces alcohol and energy. What other product is produced? • a) Carbon Dioxide • b) Water • c) Oxygen • d) Alcoholics
Q4 • In the beer industry what name is given to the conversion process of starch to sugar in barley grains? • a) Germination • b) Malting • c) Fermentation • d) Batch Processing
Q5) • What substance when present in milk causes it to sour? • A) Lactose • b) Amino Acids • c) Lactic Acid • d) A slice of lemon
Q6) • What 3 growth conditions must be given to yeast during beer making? • a) Food, Suitable Temp and Lack of Competition • b) Food, Oxygen and Suitable Temp • c) Food, CO2, and Suitable Temp • d) Food, Oxygen and Lack Of Competition
Q7) • What type of plant thrives in a river polluted with raw sewage? • a) Seaweed • b) Algae • c) Water Lily • d) Lichen
Q8 • Name 2 diseases that could be spread by untreated sewage • a) AIDS and Hepatitis • b) Chicken Pox and Mumps • c) Dysentery and Cholera • d) Malaria and Diptheria
Q9 • Which gas produced as a side product of sewage treatment is often of economic value • a) Nitrogen • b) Methane • c) Oxygen • d) Hydrogen
Q10 • In Brazil what crop is used to produce alcohol as a fuel for cars which is able to replace petrol? • a) Wheat • b) Sugar Cane • c) Maize • d) Oats
Q11 • What piece of apparatus is used to heat glassware above 120oC in a microbiology lab? • a) Oven • b) Microwave • c) Autoclave • d) Bunsen Flame
Q12 • What name is given to the type of bacteria that obtain food from dead or decaying material? • a) Fungi • b) Nitrobacter • c) Saprophytes • d) Leguminous
Q13 • What name is given to the stage of the nitrogen cycle where nitrates are converted into nitrogen gas? • a) Nitrification • b) Denitrification • c) Nitrogen Fixation • d) Nitrogenation
Tie-Break 1 • What name is given to the type of protection used by bacterial cells so they can resist extreme temps and pH’s? • A: Spores/Endospores
Tie Break 2 • In bread making what makes the dough bubble and rise? • A: Carbon Dioxide
Tie Break 3 • What test could be done to prove that lactic acid fermentation was taking place in sour milk? • A: pH test
Tie Break 4 • What name is given to the growth medium commonly used in petri dishes to grow microbes? • A: Agar