Section A: Multiple Choice Questions (MCQs)
Which nutrient is essential for the formation and maintenance of healthy skin, hair, and nails?
a) Vitamin C
b) Vitamin E
c) Vitamin A
d) Vitamin K
Answer: c) Vitamin A
What is the primary function of potassium in the body?
a) Nerve transmission
b) Blood clotting
c) Oxygen transport
d) Bone health
Answer: a) Nerve transmission
Which of the following grains is gluten-free and suitable for individuals with gluten sensitivity?
a) Wheat
b) Barley
c) Quinoa
d) Oats
Answer: c) Quinoa
What is the main role of the liver in the digestive system?
a) Producing insulin
b) Detoxification and nutrient processing
c) Storing bile
d) Regulating blood pressure
Answer: b) Detoxification and nutrient processing
Which cooking method is likely to preserve more nutrients in vegetables: steaming or frying?
a) Steaming
b) Frying
c) Grilling
d) Boiling
Answer: a) Steaming
What is the recommended daily intake of fruits and vegetables for a healthy diet?
a) 1 serving
b) 3 servings
c) 5 servings
d) 8 servings
Answer: c) 5 servings
Which of the following is a good source of iron for vegetarians?
a) Salmon
b) Eggs
c) Spinach
d) Chicken
Answer: c) Spinach
What is the role of probiotics in the digestive system?
a) Break down carbohydrates
b) Enhance nutrient absorption
c) Support gut health
d) Produce bile
Answer: c) Support gut health
Which vitamin is crucial for blood clotting and bone health?
a) Vitamin C
b) Vitamin D
c) Vitamin K
d) Vitamin B12
Answer: c) Vitamin K
Which of the following is a good source of omega-6 fatty acids?
a) Olive oil
b) Flaxseeds
c) Walnuts
d) Sunflower oil
Answer: d) Sunflower oil
Section B: Theory Questions
Explain the term “glycemic index” and its relevance to a healthy diet.
Answer: The glycemic index measures how quickly carbohydrates in food raise blood sugar levels. Choosing low-glycemic foods helps maintain stable blood sugar, aiding in weight management and reducing the risk of diabetes.
Discuss the importance of fiber in the diet and its role in digestive health.
Answer: Fiber promotes digestive regularity, prevents constipation, and supports a healthy gut microbiome. It also helps control blood sugar levels and contributes to a feeling of fullness.
Explain the concept of “empty calories” and provide examples of foods that may contribute to this category.
Answer: Empty calories refer to foods high in calories but low in essential nutrients. Examples include sugary snacks, sodas, and processed foods, which may contribute to weight gain without providing nutritional benefits.
Discuss the impact of caffeine on the body and provide recommendations for moderate consumption.
Answer: Caffeine can improve alertness but excessive intake may lead to insomnia, jitteriness, and increased heart rate. Moderate consumption, typically 200-400 mg per day, is generally considered safe for most adults.
Explain the term “antinutrients” and provide examples of foods containing them.
Answer: Antinutrients are compounds that interfere with the absorption of nutrients. Examples include oxalates in spinach and phytates in legumes. While these compounds have potential health benefits, they can hinder nutrient absorption if consumed excessively.
FAQs
What is included in NECO Food and Nutrition past questions and answers?
NECO Food and Nutrition past questions and answers typically include both objective (multiple-choice) and theory (essay) questions. Objective questions test students’ recall and understanding of facts, definitions, and concepts, while theory questions assess the ability to explain processes, evaluate information, and provide detailed responses on topics like nutrients, meal planning, food preservation, and diet-related health issues.
How can NECO past questions help in preparing for the Food and Nutrition exam?
Practicing NECO past questions helps students familiarize themselves with the exam format, question patterns, and time management. It allows students to identify commonly repeated topics, improve their answering techniques, and assess their strengths and weaknesses, ensuring better performance during the actual examination.
Are the answers to NECO Food and Nutrition past questions reliable?
Yes, when sourced from verified past question compilations or official NECO sources, the answers are reliable. Objective answers are usually straightforward, while theory answers provide structured explanations and key points that align with the NECO marking scheme. Students should also cross-check answers with their textbooks to reinforce understanding.
Where can students access NECO Food and Nutrition past questions and answers?
Students can access NECO Food and Nutrition past questions and answers from bookstores that sell past question compilations, educational websites offering downloadable PDFs, school libraries, or online forums where past questions are shared. It is important to ensure the material is authentic and covers both objective and theory sections for comprehensive preparation.
Also Read: WAEC Food and Nutrition Past Questions and Answers (Objective and Theory)
