Biotechnology and Traditional Technology (Grade 11 NSC Matric Life Sciences): Quizzes
📚Quizzes
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Practise the questions
10 questions from this quiz
What is biotechnology?
What is biotechnology?
Use of micro-organisms to benefit humans
Which organism naturally produces penicillin?
Which organism naturally produces penicillin?
Penicillium mould fungus
What temperature is maintained during industrial penicillin production?
What temperature is maintained during industrial penicillin production?
Approximately 25°C
What does insulin regulate in the body?
What does insulin regulate in the body?
Blood glucose levels
What is formed when a human insulin gene is inserted into a bacterial plasmid?
What is formed when a human insulin gene is inserted into a bacterial plasmid?
Recombinant DNA
Why is E. coli commonly used for insulin production?
Why is E. coli commonly used for insulin production?
Rapid reproduction & well-understood genes
What do yeasts produce during alcoholic fermentation?
What do yeasts produce during alcoholic fermentation?
Ethyl alcohol, CO₂ & energy
What begins fermentation in traditional wine production?
What begins fermentation in traditional wine production?
Natural yeasts on grape skins
What makes bread dough rise during fermentation?
What makes bread dough rise during fermentation?
Carbon dioxide gas production
What do Lactobacillus bacteria convert during cheese production?
What do Lactobacillus bacteria convert during cheese production?
Lactose into lactic acid