RBSE Solutions for Class 9 Physical Education Chapter 7 Balanced Diet

RBSE Solutions for Class 9 Physical Education Chapter 7 Balanced Diet are part of RBSE Solutions for Class 9 Physical Education. Here we have given Rajasthan Board RBSE Class 9 Physical Education Chapter 7 Balanced Diet.

Board	RBSE
Textbook	SIERT, Rajasthan
Class	Class 9
Subject	Physical Education
Chapter	Chapter 7
Chapter Name	Balanced Diet
Number of Questions Solved	30
Category	RBSE Solutions

Rajasthan Board RBSE Class 9 Physical Education Chapter 7 Balanced Diet

TEXTBOOK QUESTIONS SOLVED

Multiple Choice Questions

Question 1.
How many components does our balanced food have?
(a) Five.
(b) Three.
(c) Two.
(d) Six.
Answer:
(d).

Question 2.
Body-building foods are known as:
(a) Fats.
(b) Proteins.
(c) Carbohydrates.
(d) Mineral salts.
Answer:
(a).

Question 3.
Players and manual labour are advised to take more of:
(a) Protein.
(b) Fats.
(c) Carbohydrates.
(d) Minerals.
Answer:
(c).

Question 4.
Defence against diseases is provided by:
(a) Proteins.
(b) Carbohydrates.
(c) Water.
(d) Mineral salts.
Answer:
(a).

Question 5.
Basic cause of diabetes is:
(a) Blood pressure.
(b) Obesity.
(c) Loss of blood.
(d) Indigestion.
Answer:
(b).

Question 6.
Beri-Beri disease is caused due to the deficiency of:
(a) Vitamin-D.
(b) Vitamin-C.
(c) Vitamin-B.
(d) Vitamin-A.
Answer:
(c).

Question 7.
Kwarshiokar is the disease caused due to the deficiency of:
(a) Vitamins.
(b) Carbohydrates.
(c) Minerals.
(d) Proteins.
Answer:
(d).

Question 8.
The mineral salt which helps in the formation of haemoglobin in the body is:
(a) Calcium.
(b) Phosphate.
(c) Iron.
(d) Iodine.
Answer:
(c).

Question 9.
Which disease is caused due to lack of iodine in the food?
(a) Thyroid.
(b) Rickets.
(c) Anaemia.
(d) Dyspepsia.
Answer:
(a).

Question 10.
One of the following is not a type of malnutrition:
(a) Under-nutrition.
(b) over nutrition.
(c) Imbalanced Nutrition.
(d) balanced nutrition.
Answer:
(d).

Short Answer Type Questions

Question 1.
Why is Vitamin ‘C’ essential for our body?
Answer:
It is necessary for healthy skin, gums and joints. It also helps in clotting of blood and healing of wounds. It is also known as ‘Scurvy preventive Vitamin. Its deficiency affects the growth of the child, blood vessels become weak, wounds take time to heal and the gums start bleeding and there is likelihood of anaemia.

Question 2.
Which are the two sources of mineral salts?
Answer:
Sources of minerals salts:

Vegetation or Plant sources: Cereals, pulses, soyabean, apples, carrot, green coriander, mint, bitter gourd etc.
Animal Sources: Meat, egg, fish etc. Liver is the best source of Iron, sea food – is the excellent natural source of iodine.

It is also found in drinking water, cereals and vegetables. Potassium is found in green leafy vegetables and pulses. It strengthness the heart muscles. Sodium chloride found in the body helps in the digestion of protein. Sulphur helps in the digestion of food. Its deficiency may result in the falling of hair and decaying nails. We get it from fruits, fig, onion, peas, egg, fish etc.

Question 3.
Name the components of balanced diet.
Answer:
Components ofbalanced diet are protein, fats, carbohydrates, vitamins, water, minerals.

Question 4.
Why does our body need energy? What are its sources?
Answer:
Our body needs energy to function properly both physically and mentally. We get energy from the food we eat.

Question 5.
Write any seven food eating habits or modes.
Answer:
Principles of Taking Food (Eating):

Cleanse your mouth, hands and feet before taking meals.
Be calm, peaceful and tension free and relaxed before eating.
Do not eat stale food.
Eat when hungry.
Do not overeat and be not fussy about foods.
Take light food.
Chew your food well and eat slowly.

Question 6.
Why are mineral salts important for our body? Explain with the examples of any four minerals.
Answer:
Body requires a number of different minerals as calcium, potassium, sulphur, phosphorus, iodine, iron etc. Calcium and Phosphorus build strong bones and teeth. Iron helps to form haemoglobin. Calcium also helps in clotting of blood. In case of deficiency of calcium, bleeding following injuries does not stop fast. Iodine helps in the functioning of the thyroid gland. Minerals in general, activate the digestive system and maintain the normal functioning of blood and other liquids in the body.

Question 7.
Name the diseases caused due to the deficiency of Vitamin ‘A’, Vitamin ‘B’, Vitamin ‘C’
Answer:
Vitamin ‘A’:
Deficiency Diseases: Night Blindness, Toad Skin, Dry conjunctive.
Vitamin ‘B’:
Deficiency Diseases: Beri-Beri, Pellagra, Ulceration on Tongue.
Vitamin ‘C’:
Deficiency Diseases: Scurvy, Rickets.

Long Answer Type Questions

Question 1.
What is balanced diet? Explain the significance of essential elements of balanced diet.
Answer:
Balanced Diet can be defined as the food which contains required quantities and proportions of calories, minerals, vitamins and other nutrients which are necessary for the proper growth and development of the body.
Importance of Balanced diet:

It provides energy for various voluntary and involuntary functions.
It provides materials for growth, repair and replacement of tissues and cells.
It creates immunity to fight against diseases.
It maintains body heat and keeps the body, healthy and well-built.

Question 2.
What does malnutrition mean? Explain the diseases caused due to malnutrition, in detail.
Answer:
Malnutrition is a state of bad nutrition leading to under-nutrition or over-nutrition. This can be due to either lack of essential nutrients or excess of certain nutrients. Malnutrition may be in the state of under-nutrition or over- nutrition or unbalanced food.
Malnutrition Diseases:

Disease of Protein deficiency. Kwarshiokar.
Vitamin-A Deficiency diseases: Night blindness, Toad skin, Dry conjuctivitis.
Vitamins-B Deficiency diseases: Beri-Beri, Pellagra, Ulceration.
Vitamin-C Deficiency diseases: Rickets
Minerals deficiency diseases: Anaemia, Goitre.

Question 3.
Prepare the table of balanced diet for an adult, per day.
Answer:

S.No.	Food (Per day)	Quantity
1.	Cereals-Wheat, rice, foodstuffs	400 gms.
2.	Pulses of different types	70 gms.
3.	Milk curd, cheese, Butter	250 gms.
4.	Fruits-Papaya, Apple, Orange, Banana.	300 gms.
5.	Meat, fish, egg 150 gms.	150 gms.
6.	Green vegetables-Spinach, Cauliflower, sesame, potato	300 gms.
7.	Oil, ghee, butter	70 gms.
8.	Sugar	50 gms.
9.	Salad-Carrot, radish, tomato	150 gms.

ADDITIONAL QUESTIONS SOLVED

Multiple Choice Questions

Question 1.
Which among the following is a water soluble vitamin?
(a) Vitamin A
(b) Vitamin B
(c) Vitamin D
(d) Vitamin K
Answer:
(a).

Question 2.
Which of the following is not correct?
(a) Take nutrition food
(b) Take stale food
(c) Take balanced diet
(d) Take fresh food
Answer:
(b).

Question 3.
Vitamin C is present in which of the following foods?
(a) Amla
(b) Liver
(c) Rice
(d) Ghee
Answer:
(a).

Short Answer Type Questions

Question 1.
What is the meaning of malnutrition?
Answer:
Malnutrition is a state of bad nutrition leading to under-nutrition. The body needs vital nutrients like protein, carbohydrates, fats, vitamins and minerals. When we do not take nutritious food, the result is malnutrition.

Question 2.
How is anaemia caused? What are its symptoms?
Answer:
Anaemia is caused due to lack of iron and vitamin B12. Its symptoms are weakness, fatigue, pale eyes and face etc.

Question 3.
What are vitamins? Why are they important for the body?
Answer:
Vitamins are chemical substances found in food. They are vital for the proper functioning of body. They are required in small amounts but their functions are very important. Their absence in food may cause deficiency diseases.

Question 4.
How is goitre caused? What are its symptoms?
Answer:
Goitre is caused by the deficiency of iodine. Its symptoms are enlargement of thyroid gland, swelling of neck, stunted physical growth etc.

Question 5.
Why is vitamin D necessary for the body? Name a few sources of vitamin D.
Answer:
Vitamin D is necessary for strong teeth and bones. Deficiency results in Rickets. The sources of Vitamin D are Sun’s rays, egg yolk, fish oil, etc.

Long Answer Type Questions

Question 1.
Explain in detail why vitamins A, B, C and D are necessary for the proper functioning of the body.
Answer:
Vitamin A:
This vitamin helps to keep the eyes and skin healthy. Its deficiency causes weak eyesight and colds.
Vitamin B:
This vitamin is known as ‘B’ complex because it has atleast 12 vitamins. Together these vitamin help in proper working of nervous system and proper digestion of food.
Vitamin C:
This vitamin is necessary for healthy skin, gums and joints. It helps in clotting of blood and healing of wounds. This vitamin prevents scurvy.
Vitamin D:
This vitamin is required for strong and healthy bones and teeth. Its deficiency causes the disease Rickets.

Question 2.
What are the problems and diseases caused in the body due to the deficiency of protein?
Answer:
Proteins are complex organic compounds of nitrogen, carbon, hydrogen, oxygen, and sulphur. They are made of small units called amino acids.
Uses of Proteins:
They are one of the main nutrients required for the body. They are the source of energy. They are required for body building and help in the growth and development of the body. They help to produce digestive juices. They are useful for lactating mothers, infants, adolescents and manual labour. They form a vital constituent of balanced food. Meat and Dhal are good sources of proteins.

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