External Egg Grading

What is the primary purpose of external egg grading in the food industry?

• To determine the nutritional content of the egg

• To assess the quality and freshness of the egg

• To calculate the weight of the egg

• To identify the species of the egg

Which of the following is NOT a factor considered in external egg grading?

• Shell cleanliness

• Shell texture

• Yolk color

• Shell shape

What scientific tool is commonly used to perform external egg grading?

• Microscope

• Caliper

• Candling lamp

• Spectrometer

In external egg grading, what does a rough shell surface indicate?

• The egg is fresh

• The egg is old

• The egg is contaminated

• The egg is from a young hen

How does the thickness of an eggshell affect its grading?

• Thicker shells are graded higher

• Thinner shells are graded higher

• Shell thickness does not affect grading

• Only color affects grading

What is the significance of shell cleanliness in egg grading?

• Indicates the egg's age

• Reflects the egg's nutritional value

• Ensures consumer safety

• Determines the egg's weight

Which of the following best describes the term 'candling' in egg grading?

• Using light to inspect the interior of the egg

• Weighing the egg to determine its size

• Measuring the egg's circumference

• Testing the egg's buoyancy

What does a shiny eggshell surface typically indicate in external egg grading?

• The egg is fresh

• The egg is old

• The egg is contaminated

• The egg is from a young hen

Why is shell shape important in external egg grading?

• It affects the egg's nutritional content

• It influences the egg's cooking properties

• It impacts the egg's marketability

• It determines the egg's species

What role does the air cell play in external egg grading?

• Indicates the egg's freshness

• Determines the egg's weight

• Affects the egg's nutritional value

• Influences the egg's color