CBSE Class 9 Why Do We Fall ILL Important Questions Worksheet
1.In a school assembly, the students were asked to we ar full sleeves shirts, full pants and socks pulled till knees, use mosquitoes repellants cream during day time.
(i) Name the disease, about which preventive instru ction are given in the assembly.
(ii) Name the vector of this disease.
(iii) Give two preventive environmental measures.
(iv) Which two values were given in assembly relate d to society?
2.What precautions will you take to justify “prevention is better than cure”
3.‘Public cleanliness is important for individual health’. Comment.
4.Becoming exposed to or infected with an infectious microbe does not necessarily mean developing noticeable disease. Explain.
4.Under which of the following conditions is a person most likely to fall sick? And why?
(a) When she is recovering from malaria.
(b) When she has recovered from malaria and is taki ng care of someone suffering from chicken-pox.
(c) When she is on a four-day fast after recovering from malaria and is taking care of someone suffering from chicken-pox.
5.Nita’s mother fell ill and the doctor diagnosed her with pernicious anemia. She felt lethargic and did not have the energy to do work. Nita helped her mother in household work till she recovered.
(i) Name the vitamin whose deficiency caused pernic ious anaemia.
(ii) What changes do you think the doctor might hav e made to her diet?
(iii) Mention the values shown by Nita.
6.A baby is not able to tell her/his caretakers that she/he is sick. What would help us to find out
(a) that the baby is sick? (b) what is the sickness ?
7.Explain giving reasons why:
(a) Balanced diet is necessary for maintaining heal th body.
(b) Health of an organism depends upon the surround ing environmental conditions.
8.List any three reasons why you would think that you are sick and ought to see a doctor. If only one of these symptoms were present, would you still go to the doctor? Why or why not?
9.What precautions can you take in your school to red uce the incidence of infectious diseases?
10.Which preventive measures do you suggest for th e prevention of such diseases caused by mosquitoes? Mention any two measures
11.The body of a patient has lost its power of fightin g against infections. Which disease may the patient be suffering from? Name the pathogen and de scribe any two modes of its transmission from the patient to other person.
12.A doctor/nurse/health-worker is exposed to more sic k people than others in the community. Find out how she/he avoids getting sick herself/him self.
13.. How are diseases spread through water?
14.Write four main symptoms of jaundice or hepatitis.
15.Give an account of malaria giving its causative age nt, symptoms and control measures.
16.What are causes, symptoms and methods of prevention and cure of AIDS?
17.List the names of three diseases caused by virus st ating their mode of communication in each mode.
18.What are the causes, symptoms and the methods of pr evention and control of rabies.
1.In a school assembly, the students were asked to we ar full sleeves shirts, full pants and socks pulled till knees, use mosquitoes repellants cream during day time.
(i) Name the disease, about which preventive instru ction are given in the assembly.
(ii) Name the vector of this disease.
(iii) Give two preventive environmental measures.
(iv) Which two values were given in assembly relate d to society?
2.What precautions will you take to justify “prevention is better than cure”
3.‘Public cleanliness is important for individual health’. Comment.
4.Becoming exposed to or infected with an infectious microbe does not necessarily mean developing noticeable disease. Explain.
4.Under which of the following conditions is a person most likely to fall sick? And why?
(a) When she is recovering from malaria.
(b) When she has recovered from malaria and is taki ng care of someone suffering from chicken-pox.
(c) When she is on a four-day fast after recovering from malaria and is taking care of someone suffering from chicken-pox.
5.Nita’s mother fell ill and the doctor diagnosed her with pernicious anemia. She felt lethargic and did not have the energy to do work. Nita helped her mother in household work till she recovered.
(i) Name the vitamin whose deficiency caused pernic ious anaemia.
(ii) What changes do you think the doctor might hav e made to her diet?
(iii) Mention the values shown by Nita.
6.A baby is not able to tell her/his caretakers that she/he is sick. What would help us to find out
(a) that the baby is sick? (b) what is the sickness ?
7.Explain giving reasons why:
(a) Balanced diet is necessary for maintaining heal th body.
(b) Health of an organism depends upon the surround ing environmental conditions.
8.List any three reasons why you would think that you are sick and ought to see a doctor. If only one of these symptoms were present, would you still go to the doctor? Why or why not?
9.What precautions can you take in your school to red uce the incidence of infectious diseases?
10.Which preventive measures do you suggest for th e prevention of such diseases caused by mosquitoes? Mention any two measures
11.The body of a patient has lost its power of fightin g against infections. Which disease may the patient be suffering from? Name the pathogen and de scribe any two modes of its transmission from the patient to other person.
12.A doctor/nurse/health-worker is exposed to more sic k people than others in the community. Find out how she/he avoids getting sick herself/him self.
13.. How are diseases spread through water?
14.Write four main symptoms of jaundice or hepatitis.
15.Give an account of malaria giving its causative age nt, symptoms and control measures.
16.What are causes, symptoms and methods of prevention and cure of AIDS?
17.List the names of three diseases caused by virus st ating their mode of communication in each mode.
18.What are the causes, symptoms and the methods of pr evention and control of rabies.
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