Question 6. (1) By air – cough, cold, tuberculosis Custom Essay Writing Services: How to Choose the Right One? Malaria, AIDS, Jaundice, Typhoid, Cholera, Rabies, Tuberculosis, Diarrhoea, Hepatitis, Influenza. (b) State any two conditions essential for disease free. What precautions can you take in your school to reduce the incidence of infectious diseases? NCERT Solutions for Class 9 Science chapter 13 Why do we fall Ill renders students with accurate solutions to all the exercises and in-text questions provided in the NCERT Class 9 textbook that aligns with the CBSE board. If only one of these symptoms were present, would you still go to the doctor? A baby is not able to tell bis/her.caretakers that she/he is sick. Her chances of getting chicken-pox also high as her body’s immunity has lowered. Answer: The three limitations are: Questions From NCERT Textbook for Class 9 Science. 3. Question 3. Example, headache and cold. Digital NCERT Books Class 9 Science pdf are always handy to use when you do not have access to physical copy. (c) Staying at home if anyone suffers from infectious diseases. (8) There should be silence and the patient should be given lot of bedrest to overcome the infection. Towards the end of the chapter, Why do We Fall Ill? It is a highly contagious disease and can easily be transferred through air and respiration. Because she has not completely recovered from malaria and she is fasting when her immune system is still weak. The following three are the most common diseases in any neighborhood: Cold and cough, loose motions, and malaria. Health of an organism depends upon the surrounding environment conditions. (a) Balanced diet provides all the nutrients to our body in appropriate amount and keeps our body healthy. (a) Based on duration: (4) By rabid animal – rabies Control: Use of quinine drug, keeping the surroundings clean with no stagnant water, use of mosquito repellent creams, nets, can control the spread of this disease. Why can’t we make antiviral medicines/drugs? Practising solutions is one of the most appropriate strategies to outperform in examinations. What are pathogens? NCERT Solutions for Class 9 Science Chapter 13 Why do we fall ill intext questions given on Page 178 or Page 180 or Page 187 or Exercises in English Medium PDF file to download free for academic session 2020-21. This is because she is fasting during recovery, and her immune system is so weak that it is not able to protect its own body from any foreign infection. In which of the following case do you think the long-term effects on your health are likely to be most unpleasant? To get fastest exam alerts and government job alerts in India, join our Telegram channel. Sudha hesitantly asks for the name of the disease his brother had and why was he advised to take antibiotics without any diagnosis? it can cause diseases like cholera typhoid, hepatitis. You are aware of Polio Eradication Programme in your city. 4. Vaccines given to children are: Question 16. Jaundice – liver Malaria, jaundice, Japanese encephalitis, typhoid. (b) When you have travelled by bus and train for two days. Question 3. List of subtopics covered in Chapter 13 – Why do we fall ill? When in contact with a diseased person not to forget to wear a mask. अच्छे स्वास्थ्य की दो आवश्यक स्थितियाँ निम्नलिखित हैं: State any two conditions essential for being free of disease. Answer: Answer: (b) One precaution of avoiding spread of chickenpox is to stay away from public places when one is suffering from it. Our body have cells that are specialised in killing infecting microbes. The weightage for this chapter is 3 marks as observed from the question papers of previous years and is expected to hit the same … Question 17. Question 10. Answer: Disease can be defined as the state of human health which is not at ease is not comfortable. Answer: The diseases which last for very long period of time are called chronic disease Example, tuberculosis and jaundice. UP Board Students of Class 9 (High School) are using NCERT Book in session 2020-2021, so they can also using these textbooks solutions as UP Board Solutions for Class 9 Maths Chapter 13. (7) A balanced and nutritious diet which will provide lot of energy should be given. Suggest three steps that could be taken by your local authorities to bring down the incidence of these diseases. 2. Question 3. A doctor/nurse/health-worker is exposed to more sick people than others in the community. (2) As the treatment will take time, the person suffering from a disease is likely to be bedridden for some time. Question 4. (i) Certain disease-causing micro-organisms are expelled in air by coughing, sneezing, talking, etc. Question 13. What is immunisation? Answer: The viruses lie on the border line of living and non-living organisms. Example, virus, protozoa, bacteria. Social harmony and good economic conditions are necessary for good health. Answer: Question 1. Trying to stay away from students who are infected. Immediate cause: This is due to the organisms that enter our body and cause disease. What are the immunisation programmes available at the nearest health centre in your locality? (b) All of them are transmitted by contaminated food and water.

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