Food Science Quiz

What system does an E-Nose use for detection?

• RFID Based

• Pattern Recognition

• Near Field Communication

• QR based

What technology do electronic noses often use to analyze smells?

• Optical sensors

• Acoustic sensors

• Chemical sensors

• Infrared sensors

Which component is essential in an electronic nose for detecting chemical compounds?

• Microphone

• Thermistor

• Sensor array

• Barometer

What is the main purpose of food preservatives?

• To enhance the flavor of food

• To increase the nutritional value of food

• To prevent spoilage and extend shelf life

• To improve the color and appearance of food

Which of the following is a health concern associated with the overconsumption of preservatives like sodium nitrite?

• Vitamin deficiency

• Allergic reactions

• High blood pressure

• Increased risk of cancer

Which of the following is not usually found on a nutritional label?

• Calories

• Total fat

• Allergens

• Cooking time

Which of the following is not usually found on a nutritional label?

• Calories

• Total fat

• Allergens

• Cooking time

What unit of measurement is commonly used for energy content on nutritional labels ?

• Grams

• Calories

• Percentage

• Joules

Which of the following statements about food preservatives is true?

• All preservatives are synthetic and harmful

• Preservatives are only used in processed foods

• Some preservatives occur naturally in foods

• Preservatives have no impact on the shelf life of foods