Biotechnology - MCQ Practice Questions

Which growth factor is primarily responsible for promoting cell proliferation in mammalian cell culture media?

What is the primary purpose of using serum-free media (SFM) in industrial cell culture?

Which of the following cell lines is commonly used for monoclonal antibody production?

The doubling time of mammalian cells cultured in vitro typically ranges between:

Which parameter is most critical for maintaining pH stability in a large-scale bioreactor?

What is the significance of cryopreservation in cell culture banking?

In the context of Indian pharmaceutical biotech (2024-25), which cell line is most commonly used for recombinant protein production?

Which of the following best describes the G0 phase in the cell cycle?

What is the primary advantage of using suspension culture systems over adherent culture for large-scale production?

During scale-up of cell culture from 2L to 200L bioreactor, which parameter becomes increasingly challenging to maintain?

Which disinfectant is most commonly used for sterilizing bioreactor surfaces and cell culture equipment?

What is the primary function of osmolarity/osmotic pressure control in cell culture media?

In viral vaccine production using cell culture, which cell line is commonly used for influenza vaccine manufacturing?

What is the role of trypsin in cell culture preparation and maintenance?

Which of the following statements about lactate production in mammalian cell culture is correct?

What is the significance of using antifoam agents in large-scale bioreactors?

In the fed-batch culture strategy, the primary advantage over batch culture is:

Which method is most suitable for real-time monitoring of cell viability in a bioreactor during fermentation?

For Indian biotech industries (2024-25) producing therapeutic monoclonal antibodies, which regulatory requirement regarding cell line characterization is mandatory?

What is the consequence of exceeding the maximum viable cell density (MVCD) in a culture system?