Class 5 Science Question Answers - Food, Nutrition, Health and Diseases

Q1: What is the meaning of the word "Disease"?
Ans: The word "Disease" means "not at ease" or "uncomfortable." It refers to a condition when the body is not working properly, causing discomfort or illness.

Q2: What are the two types of diseases mentioned in the text?
Ans: There are two types of diseases: non-communicable diseases and communicable diseases.

Q3: Can you explain what non-communicable diseases are?
Ans: Non-communicable diseases are those that do not pass from one person to another. Some of these diseases happen due to a lack of specific vitamins or minerals in the body, and we call them deficiency diseases.

Q4: What are communicable diseases, and what causes them?
Ans: Communicable diseases, also known as infectious diseases, are those that can be passed from an infected person to a healthy person. These diseases are caused by tiny germs called pathogens, including viruses, bacteria, fungi, protozoa, and worms.

Q5: How do communicable diseases spread through direct contact?
Ans: Communicable diseases can spread through direct contact when a healthy person touches or comes in contact with a person suffering from the disease. They can also spread through items like towels, handkerchiefs, or utensils used by the sick person.

Q6: Explain the indirect mode of spreading communicable diseases.
Ans: Communicable diseases can also spread indirectly when a sick person coughs or sneezes, releasing germs into the air. Inhaling this air can make a healthy person sick. Germs can also spread through infected food, water, and even through insects and animals.

Q7: How can we prevent communicable diseases through good hygiene?
Ans: We can prevent communicable diseases by maintaining good hygiene. This includes washing our hands before and after eating, not allowing stagnant water near our homes, using mosquito nets or repellents, and keeping food covered to prevent flies from sitting on it.

Q8: What are some steps to maintain good hygiene?
Ans: Some steps to maintain good hygiene include washing hands with soap and water, avoiding stagnant water, using mosquito nets or repellents, washing fruits and vegetables before eating, covering food, and keeping garbage bins covered.

Q9: How can vaccination help prevent communicable diseases?
Ans: Vaccination is a way to prevent communicable diseases. It involves getting a vaccine that helps the body build immunity against certain diseases, making it less likely to get sick from those diseases.

Q10: Can you name some diseases that can be prevented through vaccination?
Ans: Some diseases that can be prevented through vaccination include polio, cholera, diphtheria, tetanus, and hepatitis.