Biotechnology And Microbiology

Front

What is the primary factor that affects microbial growth? Options: pH level, Oxygen concentration, Nutrient availability, Temperature

Back

Temperature

Front

Which phase of microbial growth is characterized by cell division?

Back

Log phase

Front

What is the purpose of pasteurization in microbial control?

Back

The purpose of pasteurization in microbial control is to kill harmful microorganisms to ensure food safety.

Front

Which type of fermentation produces ethanol? Options: Acetic acid fermentation, Citric acid fermentation, Lactic acid fermentation, Alcoholic fermentation

Back

Alcoholic fermentation

Front

What is the main product of lactic acid fermentation?

Back

Lactic acid

Front

In recombinant DNA technology, what enzyme is used to cut DNA?

Back

Restriction enzymes

Front

What is the role of plasmids in genetic engineering?

Back

Plasmids act as vectors for transferring genetic material in genetic engineering.

Front

Which method is commonly used to introduce recombinant DNA into bacterial cells? Options: Transduction, Conjugation, Transformation, Electroporation

Back

Transformation

Front

What is the primary function of vaccines in immunology?

Back

The primary function of vaccines is to prepare the immune system to recognize and combat specific pathogens.

Front

Which type of immunity is provided by vaccines?

Back

Adaptive immunity