The comprehensive approach in SCERT Class 6 Basic Science Textbook Solutions Chapter 1 Food for Health Important Questions ensure conceptual clarity.
Food for Health Extra Questions and Answers Class 6 Basic Science Chapter 1 Kerala Syllabus
Food for Health Class 6 Important Questions
Question 1.
A) Complete the below given table by writing the major nutrients present in each food items.
| Food item | Nutrients |
| Rice | |
| Fish | |
| Oil | |
| Fruits and vegetables |
B) Which is the food item that constitutes the major part of your diet? Why do you include this item in higher quantity?
C) Carbohydrates are present plenty in cereals and tubers. In what form it is present in them?
Answer:
A)
| Food item | Nutrients |
| Rice | Carbohydrate |
| Fish | Protein |
| Oil | Fat |
| Fruits and vegetables | Vitamins and minerals |
B) Rice. Rice contains more carbohydrates, which provide more energy to our body to work.
C) In the form of starch
Question 2.
A) Which is the test used to identify the presence of starch in food. Explain.
B) Complete the given table.
| Food item | Colour formed on adding iodine | Inference |
| Ash gourd | ||
| Wheat flour | ||
| Potato | ||
| Egg | ||
| Tapioca | ||
| Milk |
Answer:
A) Iodine test. The iodine test is used to find out the presence of starch in food. Two or three drops of diluted iodine solution is added to the test tube /beaker in which the food item is taken, which is to be checked for the presence of starch. A deep blue colour is formed when starch reacts with iodine solution.
B)
| Food item | Colour formed on adding iodine | Inference |
| Ash gourd | No colour change | Absence of starch |
| Wheat flour | Light blue colour | Presence of starch |
| Potato | Deep blue colour | Presence of starch |
| Egg | No colour change | Absence of starch |
| Tapioca | Deep blue colour | Presence of starch |
| Milk | No colour change | Absence of starch |
Question 3.
A) Which among the following food items will you include in your diet if you avoid rice for a day. Why? Egg, Banana, Tapioca, milk
B) Which nutrient provides energy in the absence of carbohydrates?
C) Write if the following statements are true or false. Correct the false statement.
i. Vitamins A, D, E and K are water-soluble.
ii. Vitamin B and C are water-soluble
Answer:
A) Tapioca, because it contains plenty of Carbohydrates which provides energy to our body.
B) Protein
C) i. False. Vitamin A, D, E and K are fat soluble
ii. True
Question 4.
A) How can we detect the presence of fat in food item?
B) Complete the table given below.
| Vitamins | Soluble in fat | Soluble in water | Benefits to our body |
| a) A | |||
| b) B | |||
| c) C | |||
| d) D | |||
| e) E | |||
| k) K |
Answer:
A) Materials Required: A white paper, the food item that we want to test,
Procedure: Rub the food item on a paper. Let it dry in the sun and observe. If the paper is oily even after it is dried, we may conclude that the food contains fat.
Inference: Oily patches show the presence of fat in food items.
B)
| Vitamins | Soluble in fat | Soluble in water | Benefits to our body |
| a) A | Yes | No | Maintains the health of eyes, skin and hair |
| b) B | No | Yes | Maintains the health of brain, nerves, heart and skin |
| c) C | No | Yes | For the health of teeth, gum, blood vessels and for immunity |
| d) D | Yes | No | For the health of bones and teeth and for immunity. |
| e) E | Yes | No | For proper functioning of nerves |
| k) K | Yes | No | For blood clotting when wounds occur |
Question 5.
A) Jesna include fat in her diet in order to get vitamins. Is she correct. Why?
B) What is the advantage of supplying green gram as part of the mid day meal in school?
C) …………………… colour is formed when starch reacts with iodine solution.
Answer:
A) Jesna is correct because certain vitamins dissolve only in Fat. To get these vitamins, it is essential to include fat in our diet.
B) Green gram has a high amount of protein content, which is required for the health of muscles, hair and skin. They also provide energy. Therefore, green gram is supplied as part of the mid-day meal in schools.
C) Deep blue colour.
Question 6.
A) What do you mean by proteins? What are its functions?
B) Arathy does not like Fish, Eggs, Nuts, Meat, etc. The lower intake of these food items will lead to a deficiency of which nutrient?
C) Name the diseases caused by the deficiency of this nutrient?
Answer:
A) Protein is a nutrient essential for growth and body building. Protein is required for the health of muscles, hair and skin. It also provides energy.
B) Fish, eggs, nuts and meat contain protein. The lower intake of these food items will lead to the deficiency of protein.
C) The deficiency of protein leads to diseases like kwashiorkor and marasmus.
Question 7.
A) Write down the name of any one deficiency disease of the following minerals and vitamins?
Vitamin A, B, C, D, Iron and iodine
B) Which vitamin helps in the clotting of blood in wounds?
C) The Vitamin that is synthesized in the body from sunlight.
Answer:
A) Vitamin A – Night blindness
Vitamin B – Mouth Ulcer
Vitamin C – Scurvy
Vitamin D – Rickets
Iron – Anaemia
Iodine – Goitre
B) Vitamin K
C) Vitamin D
Question 8.
A) The symptoms found in some children who participated in the medical camp are given below.
Child 1 -Paleness
Child 2 – Low vision in dim light
Child 3 – Wound in mouth
Child 4 – Swelling in the throat
Observe the symptoms of diseases of children mentioned above. Complete the table which shows deficiency diseases and deficient nutrients in each child.
| Child 1 | Deficiency diseases | Nutrient |
| Anaemia | Iron | |
| Child 2 | ||
| Child 3 | ||
| Child 4 |
B) Write the food items to be included in the diet of a child suffering from night blindness. (Annual 2024)
Answer:
A) Child 2 – Night blindness, Vitamin A
Child 3 – Mouth sores (mouth ulcer), Vitamin B
Child 4 – Goitre, Iodine
B) A child suffering from night blindness should include food items rich in vitamin A, like fish, leafy vegetables, egg, milk products, amaranthus, moringa leaves, carrots, etc., in their diet.
Question 9.
The opinion of a child is given below.
“Cholesterol affects our health badly. So I decided to avoid food containing cholesterol completely ”
A) Write the need for including food items containing fat in our diet.
B) It is not good to have fatty food more. Why?
C) Which among the following turn to blue when they are added with iodine.
| Milk, tapioca, egg, rice water |
1) Milk, tapioca
2) Tapioca, rice water
3) Tapioca, egg
4) All (Term II, 2024)
Answer:
A) Certain vitamins dissolve only in Fat. To get these vitamins, it is essential to include fat in our diet.
B) Fatty foods and fried items contain a high amount of fat in it. High intake of these items increases the level of cholesterol in our blood. If there is excess cholesterol in the blood, it gets deposited in the inner wall of blood vessels and prevents blood flow. This may cause fatal diseases like stroke and heart failure.
C) Tapioca and rice water turn blue when they are added with iodine.
Question 10.
A) 
Why did the teacher disagree to the student’s opinion?
B) What are the problems of increasing the fat level in food?
C) Some habits to control the fat level in body are given below. Analyse these statements and identify the correct one.
| 1. Exercise daily. 2. Avoid fried food items. 3. Take protein-rich diet. 4. Take only carbohydrate-rich food regularly (Term II, 2023) |
Answer:
A) Even though too much fat leads to cholesterol and cardiac diseases, fats help us to absorb vitamins. That is, certain vitamins dissolve only in Fat. To get these vitamins, it is essential to include fat in our diet. So, one could not completely avoid fat in their day. A small amount of fat is to be included in the diet. That is why the teacher disagreed with the student’s opinion.
B) Fatty foods and fried items contain a high amount of fat in it. High intake of these items increases the level of cholesterol in our blood. If there is excess cholesterol in the blood, it gets deposited in the inner wall of blood vessels and prevents blood flow. This may cause fatal diseases like stroke and heart failure.
C)
- Exercise daily
- Avoid fried food items
Question 11.
A) Most of the students were detected with night blindness in a medical camp conducted in a school. The doctor said that this problem can be cured through food. List out the food items suggested by the doctor.
B) Which vitamin is lost when the food is cooked, keeping the vessel open?
C) Ramu used plenty of milk and seafood in his diet. But the doctor found that he has a calcium deficiency. Find out the reason behind this problem from the following.
1. Insufficient intake of water.
2. Insufficient intake of Vitamin C-rich food.
3. Insufficient exposure to sunlight.
4. Insufficient intake of protein-rich food. (Term II, 2023)
Answer:
A) Night blindness is caused due to deficiency of Vitamin A. The food items rich in vitamin A, like carrots, fish, milk products, amaranthus, moringa leaves, egg, and spinach, are suggested by the doctor.
B) Vitamin C is lost when the food is cooked, keeping the vessel open.
C) Insufficient exposure to sunlight.
Question 12.
Vegetable Production and Consumption.
A study report that the consumption of vegetables in the diet of people is decreasing while the activities to increase the vegetable production are going on.
Vegetable consumption is decreasing.
Diseases are increasing
Nutrition deficiency diseases are on the rise in the country. The new generation is averse to eating vegetables.
– Have you read the newspaper reports given above.
A. Conducting an interview with a doctor to know more about deficiency diseases. Prepare a questionnaire for this purpose.
B. Iron is a mineral that is abundant in leafy vegetables. Name an iron deficiency disease? (Term II, 2022)
Answer:
A. Questions for questionnaire:
a) How-do deficiency diseases occur?
b) Is there any disease caused by over nutrition?
c) Which are the nutrition deficiency diseases?
d) What do you mean by nutrient deficiency diseases?
e) Name a disease caused by the deficiency of iodine.
B. Anaemia
Question 13.
Check the list of food items.
A. Arrange the food items in the table given below.
Wheat, vegetables, tapioca, rice, cashew nuts, sunflower oil, coconut oil, leafy vegetable meat, ghee, groundnut, palm oil, potatoes, green gram, fruits, bran of cereals.
| Nutrients | |||
| Carbohydrate | Protein | ………………….. | Fat |
| Tapioca | ………………….. | Fruits | ………………….. |
| ………………….. | ………………….. | ………………….. | ………………….. |
| ………………….. | ………………….. | ………………….. | ………………….. |
| ………………….. | ………………….. | ………………….. | ………………….. |
A. Protein is the major nutrient that helps for the development and growth of the body. Name the disease caused by the deficiency of protein.
Answer:
| Nutrients | |||
| Carbohydrate | Protein | Vitamins and minerals | Fat |
| Tapioca | Cashew nuts | Fruits | Sunflower oil |
| Wheat | Meat | Leafy vegetables | Coconut oil |
| Rice | Ground nut | Bran of cereals | Ghee |
| Potatoes | Green gram | Vegetables | Palm oil |
B. Kwashiorkor
Question 14.
A) What do you mean by non-nutrient components?
B) Write two examples of non-nutrient components.
C) How do fibres help our body?
D) What are the problems caused by the excessive intake of food made of maida flour which contains very little fibre?
Answer:
A) Non-nutrient components are those with no nutritional value and no energy or calories, which are necessary only in small quantities for the body.
B) Water and fibres
C) Fibres provide no nutrients to the body. They facilitate digestion and egestion of faeces through the large intestine.
D) The problems are:
- It leads to an increased risk of w eight gain
- Risk of obesity
- Constipation and digestive problems
- Risk of raising cholesterol
Question 15.
A) Water is a non-nutrient component, but it is very important for our body. Why?
B) How will you get all the nutrients to your body?
C) Complete the illustration, adding more information.
Answer:
A) We know that about 70% of our body is comprised of water. Water is essential for physiological activities like digestion, circulation and excretion.
B) A person who eats a healthy, balanced diet that includes proteins, vitamins, minerals, fats, carbohydrates, and water will get the nutrients they need.
C)
Question 16.
A) Observe the food chart prepared by three students. Whose food chart is more balanced why?
| Time | Anil | Mini | Sinan |
| Morning | Idli Sambar Milk |
Porotta Egg Curry Milk |
Idli Chutney |
| Noon | Rice Peas Curry Amaranthus Fish |
Rice Chicken Curry Sambar |
Rice Fish Curry |
| Night | Banana Chapati Vegetable Kuruma |
Chapati Potato Curry |
Chapati Egg Curry |
B) Complete the given chart of a balanced diet.
Answer:
A) Anil’s food chart is more balanced because Anil included the food items that contain nutrients needed for our body in the correct proportion. But Mini and Sinan’s food chart doesn’t contain any fruits.
B) 
Question 17.
A) Arrange the nutrients given below based on the quantity in which they are required from higher amount to lower (Proteins, carbohydrates, fats, minerals).
B) 
Analyse the two statements. What is your inference?
C) Veena’s mother always cover the vessel while cooking vegetables. Why?
Answer:
A) Carbohydrates → protein → minerals → fat (The proportion of these nutrients will vary according to the age of the people, gender, and their health status. This answer is based on the pie chart from the SCERT class 6 textbook page no. 22).
B) Vitamins and minerals are nutrients that are inevitable for proper health and the smooth functioning of physiological activities. They are required only in small quantities. Fruits and vegetables are the storehouses of vitamins and minerals. They help us protect against some diseases and help us stay healthy.
C) Fruits and vegetables contain vitamin C in them. When they are cooked, the vitamin C in them dissolves in steam. It goes out of the vessel with the steam. So it is better to cover the vessel while cooking them.
Question 18.
A) Check whether true or false
a) Vitamin A and B are water-soluble
b) Vitamin A and D are water-soluble
c) Vitamin B and C are water-soluble
d) Vitamin B and D are water-soluble
B) Infants who have not started taking food items are exposed to mild sunlight for a short time. Why?
C) Is it advisable to wash vegetables after chopping them? Why?
Answer:
A) a) False
b) False
c) True
d) False
B) Because vitamin D is synthesised in the body from sunlight. So, infants who have not started taking food items are exposed to mild sunlight to get Vitamin D.
C) No, it is not advisable to wash vegetables after chopping them. Fruits and vegetables are rich in vitamins and minerals. Certain vitamins are soluble in water. When we wash vegetables after chopping them, they lose vitamins.
Question 19.
A) What are some food items that provide water to our body?
B) What is the significance of having fruits and vegetables?
C) Do you think that we have to take all types of food in equal quantities?
D) Choose which habit is to be avoided to prevent loss of nutrients in food.
a) Covering the vessel while cooking.
b) Washing vegetables after cutting them.
c) Consuming fruits and vegetables fresh.
Answer:
A) Cucumber, oranges, watermelon, tomatoes and spinach.
B) Vitamins and minerals are nutrients that are inevitable for proper health and the smooth functioning of physiological activities. They are required in small quantities. Fruits and vegetables are the storehouses of vitamins and minerals, and they contain fibres which help in digestion.
C) No, we should include the food items that contain all the nutrient components in adequate quantities and correct proportions.
D) b) Washing vegetables after cutting them.