Class 5 EVS Chapter 1 Case Based Questions - Components of Food

Case 1: Nutrition Basics

Q1: What should Sarah include in her diet to stay healthy and support her workouts?
Ans: Sarah should eat foods that have carbohydrates, proteins, fats, vitamins, minerals, and water.

Q2: Which nutrient gives quick energy for workouts?
Ans: Carbohydrates give quick energy when used by the body.

Q3: What are the main parts of food?
(a) Carbohydrates and fats
(b) Proteins and minerals
(c) Carbohydrates, proteins, fats, vitamins, minerals, and water
(d) Carbohydrates and vitamins
Ans: (c) Carbohydrates, proteins, fats, vitamins, minerals, and water

Q4: Which nutrient helps with body growth?
(a) Carbohydrates
(b) Proteins
(c) Fats
(d) Vitamins
Ans: (b) Proteins

Case 2: Testing Nutrients

Q5: How do you test for starch in food?
Ans: Add iodine to the food. If it turns blue-black, the food has starch.

Q6: What does a violet color mean when testing for proteins?
Ans: A violet color shows that there are proteins in the food.

Q7: What color shows starch is present when tested with iodine?
(a) Red
(b) Blue-black
(c) Green
(d) Yellow
Ans: (b) Blue-black

Q8: What does a violet color mean in the protein test?
(a) Presence of carbohydrate
(b) Presence of fats
(c) Presence of proteins
(d) Presence of vitamins
Ans: (c) Presence of proteins

Case 3: Importance of Minerals

Q9: What does calcium do in the body?
Ans: Calcium helps strengthen bones and teeth, helps blood clot, and helps muscles contract.

Q10: How can iodine deficiency be prevented?
Ans: Use iodized salt in your meals to prevent iodine deficiency.

Q11: Which mineral helps strengthen bones and teeth, and helps with blood clotting and muscle contraction?
(a) Iron
(b) Phosphorus
(c) Calcium
(d) Iodine
Ans: (c)

Q12: How can iodine deficiency be avoided?
(a) By drinking more milk
(b) By using iodized salt
(c) By eating more fruits
(d) By avoiding vegetables
Ans: (b)

Case 4: Vitamins and Their Functions

Q13: What does vitamin D do in the body?
Ans: Vitamin D helps the body absorb calcium and phosphorus to make strong bones and teeth.

Q14: What are water-soluble vitamins, and why can't the body store them for long?
Ans: Water-soluble vitamins, like vitamin B and C, can't be stored for long because they dissolve in water and are passed out of the body.

Q15: Which vitamin helps the body absorb calcium and phosphorus for strong bones?
(a) Vitamin A
(b) Vitamin C
(c) Vitamin D
(d) Vitamin K
Ans: (c)

Q16: Why can't water-soluble vitamins be stored in the body for long?
(a) Because they are found in small quantities in food
(b) Because they are passed out of the body in urine
(c) Because they are toxic in large amounts
(d) Because they are destroyed by heat
Ans: (b) Because they are passed out of the body in urine

Case 5: Balanced Diet and Deficiency Diseases

Q17: What is a balanced diet, and why is it important?
Ans: A balanced diet has all the right nutrients in the right amounts to keep you healthy. It’s important because it prevents deficiency diseases.

Q18: What disease is caused by not getting enough vitamin C?
Ans: Not having enough vitamin C can cause scurvy.

Q19: Why is a balanced diet important?
(a) It helps you gain weight fast
(b) It prevents deficiency diseases
(c) It makes you immune to all diseases
(d) It gives quick energy
Ans: (b) It prevents deficiency diseases

Q20: Which disease is caused by a lack of vitamin C?
(a) Beriberi
(b) Anaemia
(c) Scurvy
(d) Rickets
Ans: (c) Scurvy