Biochemical Engineering

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Biochemical Engineering MCQ & Objective Questions

Biochemical Engineering is a vital field that combines principles of biology and engineering to develop processes for producing bioproducts. Understanding this subject is crucial for students preparing for various exams, as it often features in the syllabus. Practicing MCQs and objective questions in Biochemical Engineering not only enhances concept clarity but also boosts your confidence and scoring potential in exams.

What You Will Practise Here

  • Fundamentals of Biochemical Engineering
  • Key concepts of enzyme kinetics and reaction engineering
  • Bioreactor design and operation principles
  • Metabolic pathways and their engineering applications
  • Separation processes in biochemical production
  • Important definitions and terminologies in Biochemical Engineering
  • Diagrams illustrating bioprocesses and systems

Exam Relevance

Biochemical Engineering is a significant topic in various educational boards, including CBSE and State Boards, as well as competitive exams like NEET and JEE. Students can expect questions that assess their understanding of biochemical processes, reactor design, and metabolic engineering. Common question patterns include multiple-choice questions that require application of concepts and problem-solving skills.

Common Mistakes Students Make

  • Confusing enzyme kinetics with chemical reaction rates
  • Misunderstanding the role of different types of bioreactors
  • Overlooking the importance of metabolic pathways in product formation
  • Neglecting the calculations involved in separation processes

FAQs

Question: What are the key topics to focus on in Biochemical Engineering for exams?
Answer: Focus on enzyme kinetics, bioreactor design, and metabolic pathways, as these are frequently tested.

Question: How can I improve my performance in Biochemical Engineering MCQs?
Answer: Regular practice of objective questions and understanding key concepts will significantly enhance your performance.

Start solving Biochemical Engineering MCQs today to test your understanding and prepare effectively for your exams. Remember, consistent practice is the key to success!

Q. What type of fermentation is primarily anaerobic?
  • A. Lactic acid fermentation
  • B. Alcoholic fermentation
  • C. Acetic acid fermentation
  • D. All of the above
Q. Which chemical is commonly added to drinking water to prevent tooth decay?
  • A. Chlorine
  • B. Fluoride
  • C. Sodium
  • D. Calcium
Q. Which downstream processing step is typically performed last?
  • A. Filtration
  • B. Chromatography
  • C. Formulation
  • D. Lyophilization
Q. Which enzyme is commonly used in the treatment of pancreatitis?
  • A. Amylase
  • B. Lipase
  • C. Trypsin
  • D. Chymotrypsin
Q. Which enzyme is responsible for breaking down lactose into glucose and galactose?
  • A. Amylase
  • B. Lactase
  • C. Protease
  • D. Lipase
Q. Which factor does NOT affect enzyme activity?
  • A. Temperature
  • B. pH
  • C. Substrate concentration
  • D. Color of the enzyme
Q. Which factor does NOT affect the viscosity of blood?
  • A. Temperature
  • B. Hematocrit level
  • C. Blood vessel length
  • D. Plasma protein concentration
Q. Which factor does NOT significantly affect fermentation rate?
  • A. Temperature
  • B. pH
  • C. Oxygen concentration
  • D. Color of the substrate
Q. Which law describes the relationship between pressure, volume, and flow rate in a fluid?
  • A. Bernoulli's principle
  • B. Ohm's law
  • C. Poiseuille's law
  • D. Fick's law
Q. Which method is commonly used for sterilizing surgical instruments?
  • A. Boiling water
  • B. Chemical disinfection
  • C. Autoclaving
  • D. Ultraviolet light
Q. Which method is effective for removing pathogens from water?
  • A. Boiling
  • B. Fluoridation
  • C. Chlorination
  • D. Both boiling and chlorination
Q. Which microorganism is commonly used in alcoholic fermentation?
  • A. Escherichia coli
  • B. Saccharomyces cerevisiae
  • C. Lactobacillus
  • D. Bacillus subtilis
Q. Which of the following conditions can lead to increased blood viscosity?
  • A. Dehydration
  • B. Hyperhydration
  • C. Low hematocrit
  • D. Increased temperature
Q. Which of the following conditions may require increased aeration?
  • A. Hypertension
  • B. Asthma
  • C. Diabetes
  • D. Anemia
Q. Which of the following factors can affect enzyme activity?
  • A. pH levels
  • B. Temperature
  • C. Substrate concentration
  • D. All of the above
Q. Which of the following is a byproduct of alcoholic fermentation?
  • A. Lactic acid
  • B. Ethanol
  • C. Acetic acid
  • D. Carbon dioxide
Q. Which of the following is a common application of enzymes in industry?
  • A. Baking
  • B. Textile processing
  • C. Biofuel production
  • D. All of the above
Q. Which of the following is a common challenge in downstream processing?
  • A. High product yield
  • B. Contamination
  • C. Low operational costs
  • D. Rapid processing times
Q. Which of the following is a common indicator of water quality?
  • A. pH level
  • B. Color
  • C. Temperature
  • D. All of the above
Q. Which of the following is a common method for enzyme immobilization?
  • A. Gel filtration
  • B. Covalent bonding
  • C. Dialysis
  • D. Precipitation
Q. Which of the following is a common method for immobilizing enzymes in biochemical processes?
  • A. Gel filtration
  • B. Affinity chromatography
  • C. Covalent bonding
  • D. Ultrafiltration
Q. Which of the following is a common method for protein concentration?
  • A. Dialysis
  • B. Ultrafiltration
  • C. Lyophilization
  • D. Precipitation
Q. Which of the following is a common method of aeration in medical procedures?
  • A. Ultrasonic nebulization
  • B. Manual ventilation
  • C. Oxygen therapy
  • D. Suctioning
Q. Which of the following is a common substrate used in fermentation?
  • A. Glucose
  • B. Oxygen
  • C. Nitrogen
  • D. Carbon dioxide
Q. Which of the following is a disadvantage of immobilized enzymes?
  • A. Increased stability
  • B. Higher operational costs
  • C. Reduced enzyme activity
  • D. Easier handling
Q. Which of the following is a key factor in optimizing fermentation processes?
  • A. Temperature control
  • B. pH adjustment
  • C. Nutrient supply
  • D. All of the above
Q. Which of the following is a sign of inadequate aeration?
  • A. Increased heart rate
  • B. Cyanosis
  • C. Elevated blood pressure
  • D. Improved lung sounds
Q. Which of the following is an example of a coenzyme?
  • A. Zinc
  • B. Magnesium
  • C. NAD+
  • D. Calcium
Q. Which of the following is NOT a common application of fermentation reactors?
  • A. Beer production
  • B. Insulin production
  • C. Plastic manufacturing
  • D. Yogurt production
Q. Which of the following is NOT a factor affecting the activity of immobilized enzymes?
  • A. pH
  • B. Temperature
  • C. Enzyme concentration
  • D. Support material
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