Important Questions with solution
Q1: What are Nutrients?
Ans: The substances which give us energy to grow and to do work is called Nutrients.
Q2: What are nutritional Components?
Ans: Proteins, Carbohydrates, Fats, Vitamins and Minerals are nutritional Components.
Q3: What are the functions of Vitamins?
Ans: Vitamins protect us from diseases and take care of the body.
Q4: What is the function of Protein?
Ans: Proteinss help in growth of body and healing of wounded tissues.
Q5: What are the main Functions of fats and carbohydrates ?
Ans: Fats and carbohydrates give us energy.
Q6: Write Five sources of Protein ?
Ans: Pulses, milk, egg, Fish, and Soyabean are the main sources.
Q7: What are the types of the Vitamins ?
Ans: There are two types of Vitamins.
- Water soluble: - Vitamin B, Vitamin C, and Vit. D
- fats soluble :- Vitamin A, E, K
Q8: What are Fibres?
Ans: The skins of fruits and vegetables have a special kind of carbohydrate called fibre.
Q9: What are the functions of food?
Ans: Food gives us nutritional components which is responsible for energy, strength and growth of our body and also protect us from various diseases.
Q10: Why do we need a balance diet?
Ans: A balance diet provide us energy, strength and growth of our body and also protect us from various diseases. It keeps our body fit and healthy.
Q11: How will you test for starch presence in food?
Ans: We take sample of food item or a raw ingredient. Put 2 to 3 drops of dilute iodine solution on it. If it converts into a blue black colour which indicates that it contains starch.
Q11: Write the types of vitamins.
Ans: There are different kinds of vitamins.
- Vitamin A
- Vitamin B-complex
- VitaminC
- VitaminD
- VitaminE
- VitaminK
Q12: What is Vitamin B complex?
Ans: There is also a group of vitamins called Vitamin B-complex.
Q13: Which Vitamin is prepared in our body in presence of sunlight?
Ans : Vitamin D
Q14: What is roughage or fibrous food?
Ans : Roughage is dietary fibers which is mainly provided by plant products in our body.
Q15: Write the main five source of roughage.
Ans : Whole grains and pulses, potatoes, fresh fruits and vegetables are main sources of roughage.
Q16: What are the benefits to take roughage in our food?
Ans : The benefit to take roughage in our food as follow;
- It is an essential component of our food and adds to its bulk.
- This helps our body get rid of undigested food.
- It also helps to remove constipation.
Q17: Why does our body need water?
Ans : Our body needs water as;
- Water helps our body to absorb nutrients from food.
- It also helps in throwing out some wastes from body as urine and sweat.
Q18: What is balanced diet?
Ans : A diet which has all essential nutrients, roughage, and water is known as balanced diet.
Q19: What are deficiency diseases?
Ans : Diseases those occur due to lack of nutrients over a long period are called deficiency diseases.
Q20: Mainly in what forms the carbohydrates are found in our body?
Ans : The carbohydrates are mainly found in our body in the form of starch and sugar.
Q21: Name to two nutrients which give us energy?
Ans : Fats and Carbohydrates.
Q22: Which nutrients give us more energy fats or carbohydrates?
Ans : Fats.
Q23: Which nutrients containing food is called body building food?
Ans : Food containing proteins are often called ‘body building foods’.
Q24: What is the role of water with food?
Ans : the role of water with food.
- Water helps our body to absorb nutrients from food.
- It also helps in throwing out some wastes from body as urine and sweat.
Q25: Which Vitamin gets easily destroyed by heat during cooking?
Ans : Vitamin C gets easily destroyed by heat during cooking.
Q26: What is obesity?
Ans : A food rich in fats causes a fatty physical condition is called obesity.
Q27: what is a functions of kinds of vitamins?
Ans : Functions of kinds of vitamins are -
Vitamin A – It keeps our skin and eyes healthy.
Vitamin C – It helps body to fight against many diseases.
Vitamin D – It helps our body to use calcium for bones and teeth.
