If you are looking for DAV Class 5 Science Chapter 5 Question Answer Food and Health, then you are at right place. Here at Ncertbookspdf.Com, DAV Class 5 Science of chapter 5 exercises provided at the end of the chapter will be a useful resource for DAV Class 5 Science students.
Chapter 5 Food and Health DAV Class 5 Science Answers
Topics Discussed in this chapter are:
- Types of food
- Health
- Diseases
- Non-Communicable Diseases
- Communicable Diseases
SOMETHING TO KNOW.
Fill in the blanks.
1. A disease is any defect or abnormality found in the body.
2. Children, in the age group of years, often, suffer from protein-carbohydrate deficiency disease 6 months to 3.
3. Minerals are present in small amounts in our body.
4. The disease, that causes enlargement of glands in the neck, is known as goitre.
5. The diseases, that get spread through insects, air, water and soil, are known as communicable diseases.
B. Match the following.
| Column I | Column II |
| 1. anaemia—————— | (d) iron |
| 2. night blindness———— | (e) vitamin A |
| 3. scurvy——————- | (a) vitamin C |
| 4. goitre——————- | (b) iodine |
| 5. beri-beri—————– | (c) vitamin B |
C. Tick (✓) the correct option.
1. Haemoglobin content becomes less when a person is suffering from-
(a) goitre (b) rickets (c) anaemia (d) beri-beri
Answer 1: (c) anaemia
2. A person having swollen and bleeding gums might be suffering from-
(a) rickets (b) scurvy (c) beri-beri (d) anaemia
Answer 2: (b) scurvy
3. Germs of common cold spread through-
(a) air (b) water (c) soil (d) mosquitoes
Answer 3: (a) air
4. Deficiency of proteins and carbohydrates, in the diet of a small child can lead to-
(a) weak bones (b) improper growth of body (c) bleeding gums (d) bow shaped legs
Answer 4: (b) improper growth of body
5. Legs become bow shaped due to deficiency of-
(a) vitamin A (b) vitamin B (c) vitamin C (d) vitamin D
Answer 5: (d) vitamin D
D. Answer the following questions in brief.
1. State the two main categories of diseases.
Ans 1. Two main categories of diseases are as follows: (a) Communicable diseases (b) Non-communicable diseases
2. Write two symptoms of the disease ‘Beri-Beri’.
Ans 2. Two symptoms of beri-beri are as follows: (a) Extreme weakness (b) Paralysis of body parts
3. Name any two diseases that are spread through the bite of mosquitoes.
Ans 3. Malaria and Dengue
4. A girl finds it difficult to see in dim-light and has dry and scaly skin. Name the disease she might be suffering from.
Ans 4. Night Blindness
5. Why should we not allow water to stagnate around our homes?
Ans 5. Mosquitoes breed in stagnant water. We know that mosquitoes spread malaria and dengue. Hence, we should not allow water to stagnate around our homes.
E. Answer the following questions.
1. How does calcium-phosphorus deficiency affect our body?
Ans 1. Deficiency of calcium-phosphorus results in weak teeth which lose their shine and whiteness. It also results in weak, soft and fragile bones.
2. Suggest some measures that can help us to prevent the occurrence of deficiency diseases.
Ans 2. Deficiency diseases can be prevented by the following measures:
• Take a balanced diet which has all the nutrients.
• Follow good eating habits.
• Take an adequate amount of milk, fruits, porridge, salad and other healthy foods.
3. How can we prevent the spread of germs from a sick person to a healthy person?
Ans 3. The spread of germs from a sick person to a healthy person can be prevented by these steps:
• All articles and clothes of the infected person should be disinfected.
• You should cover your mouth and nose while sneezing or coughing.
• We should keep our surroundings clean and hygienic.
• We should not allow water to stagnate near our homes. Stagnant water is the breeding ground for mosquitoes.
4. Isha was suffering from chicken pox. Her teacher advised her not to come to school till she has recovered completely. Why?
Ans 4. Isha needs to take rest so that she can get well soon. Moreover, chicken pox may spread from Isha to a healthy person. So, her teacher advised her not to come to school till she has recovered completely.
5. Why are deficiency diseases called non-communicable diseases?
Ans. Deficiency diseases do not spread from one person to another. Hence, they are called non-communicable diseases.
Chapter 1 |My Body |Class-5 DAV Science Question and Answer
Chapter 2 |Plants |Class-5 DAV Science Question and Answer
Chapter 3 |Forests |Class-5 DAV Science Question and Answer
Chapter 4 |Animals—Our Friends |Class-5 DAV Science Question and Answer
Chapter 5 |Food and Health |Class-5 DAV Science Question and Answer
Chapter 7 |Importance of Water |Class-5 DAV Science Question and Answer
Chapter 8 |Properties of Water |Class-5 DAV Science Question and Answer
Chapter 9 |Fuels |Class-5 DAV Science Question and Answer
Chapter 10 |Air |Class-5 DAV Science Question and Answer
Chapter 11 |Our Solar System |Class-5 DAV Science Question and Answer
Chapter 12 |Observing the Sky |Class-5 DAV Science Question and Answer