Class 9 – Biology – Why Do We Fall Ill? | Questions and Answers – 2504

Question:

Explain the follow statements :
( a ) Being disease free, is not the same as being healthy.
( boron ) Community health is essential for dear individual health.
( c ) Villagers suffer with cholera more than urban people .

Answer:

( a ) Being disease spare is not the lapp as being healthy because health means a state of physical, mental and sociable wellbeing. One should besides be mentally and socially well to have a good health.
( boron ) Health of all organisms depend on their environment†” both physical and social. sol populace cleanliness and effective social environment are necessity. Social equality and harmony
are besides required. So community health is essential for thoroughly individual health.
( cytosine ) Cholera is a water-borne disease i, it spreads through contaminated urine. In the absence of safe supplies of drink urine, villagers suffer with cholera more than the urban people .

Why Do We Fall Ill?

Q 1.

Write differences between ‘Being Healthy’ and ‘Disease Free’. Answer
write differences between ‘Being Healthy ‘ and ‘Disease Free ‘.

Q 2.

Give any four factors necessary for a goodly person .
Answer

Q 3.

Kidneys of a person do not filter urine properly. How does it affect physical, mental and social dimensions of that person? Answer
Kidneys of a person do not filter urine by rights. How does it affect physical, genial and social dimensions of that person ?

Q 4.

Write few common signs and symptoms of a disease if a brain is affected. Answer
Write few common signs and symptoms of a disease if a brain is affected .

Q 5.

Give three examples of bacterial diseases. Answer
Give three examples of bacterial diseases .

Q 6.

What is the scientific name of roundworm? Where do we find it commonly in the human body? Name the disease caused by it. Answer
What is the scientific diagnose of tinea ? Where do we find it normally in the homo consistency ? Name the disease caused by it .

Q 7.

(a) What are epidemic and endemic diseases? (b) Which organ is affected if a person is suffering from jaundice? Answer
( a ) What are epidemic and endemic diseases ? ( b-complex vitamin ) Which organ is affected if a person is suffering from jaundice ?

Q 8.

Why is it not necessary to give Hepatitis A vaccine to children ?
Answer

Q 9.

Write three differences between Personal Health and Community Health. Answer
Write three differences between Personal Health and Community Health .

Q 10.

( one ) Which bacteria causes peptic ulcers ?
( two ) Who discovered the above pathogen for the first time ?
Answer

Q 11.

List any four all-important factors that must be taken icare of by an individual for keeping good health .
Answer

Q 12.

( one ) What are the versatile ways to prevent the diseases ?
( two ) What is immunization ?
Answer

Q 13.

What are the different means by which infectious diseases are spread ? [ SAII – 2011, 2013 ]
Answer

Q 14.

“ On exposure with an infectious microbe does not necessarily mean developing noticeable disease ”. Do you agree ? Explain with rationality. If yes, how severe infections occur in our body ?
Answer

Q 15.

Why are antibiotics not effective for viral disease ?
Answer

Q 16.

What is a balanced diet? Answer
What is a balance diet ?

Q 17.

How do we identify a disease? Answer
How do we identify a disease ?

Q 18.

In which of the following case do you think the long-term effects on your health are likely to be most unpleasant? a. if you get jaundice, b. if you get lice, c. if you get acne. Why? Answer
In which of the follow event do you think the long-run effects on your health are likely to be most unpleasant ? a. if you get bitterness, b. if you get louse, c. if you get acne. Why ?

Q 19.

Give examples of Acute diseases. Answer
give examples of Acute diseases .

Q 20.

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? Answer
A baby is not able to tell her/his caretakers that she/he is pale. What would help us to find out ( a ) that the baby is sick ? ( b ) what is the sickness ?

Q 21.

What are infectious agents? What are the different infectious agents? Answer
What are infectious agents ? What are the different infectious agents ?

Q 22.

What are Koch’s Postulates? Answer
What are Koch ‘s Postulates ?

Q 23.

List the diseases caused by viruses? Answer
List the diseases caused by viruses ?

Q 24.

Why is it important that we think of these categories of infectious agents? Answer
Why is it significant that we think of these categories of infectious agents ?

Q 25.

What precautions can you take in your school to reduce the incidence of infectious diseases? Answer
What precautions can you take in your school to reduce the incidence of infectious diseases ?

Q 26.

What are antibodies? Answer
What are antibodies ?

Q 27.

What is colostrum? Why is mother’s milk strongly advised to newborns? Answer
What is colostrum ? Why is mother ‘s milk powerfully advised to newborns ?

Q 28.

State any two conditions essential for being free of disease .
Answer

Q 29.

What precautions can you take in your school to reduce the incidence of infectious diseases ?
Answer

Q 30.

Classify infectious agents into unlike categories and besides mention the diseases caused by them .
Answer

Q 31.

What is a disease ? How many types of diseases have you studied ? give examples .
Answer

Q 32.

Give the modes of transmission of each of the follow diseases :
( one ) Syphilis ( two ) Tuberculosis ( three ) Jaundice ( four ) japanese encephalitis [ SAII -2012 ]
Answer

Q 33.

What do you mean by immune response ?, [ SAII – 2014 ]
Answer

Q 34.

state giving reasons whether the come statements are decline or not :

  1.  Our surrounding area should be free from stagnant water.
  2. Staying clean is not necessary as long as you eat a balanced diet.
  3.  Social equality and harmony are necessary for good health.

Answer

Q 35.

State any two conditions essential for being free of disease. Answer
State any two conditions substantive for being free of disease .

Q 36.

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? Answer
list any three reasons why you would think that you are ghastly and ought to see a doctor. If only one of these symptoms were give, would you still go to the doctor of the church ? Why or why not ?

Q 37.

Name a disease which was earlier considered to be chronic but now can be treated in short duration? Answer
identify a disease which was earlier considered to be chronic but immediately can be treated in short-change duration ?

Q 38.

What are acquired diseases? Answer
What are acquired diseases ?

Q 39.

Name the pathogen causes peptic ulcer. Answer
diagnose the pathogen causes peptic ulcer .

Q 40.

List the diseases caused by worms? Answer
List the diseases caused by worms ?

Q 41.

What is the alternate name of brain fever ? Which vector is responsible for this disease ?
Answer

Q 42.

Name the vector that can cause sleeping sickness. Answer
name the vector that can cause sleeping nausea .

Q 43.

A doctor/nurse/health-worker is exposed to more sick people than others in the community. Find out how she/he avoids getting sick herself/himself. Answer
A doctor/nurse/health-worker is exposed to more nauseated people than others in the community. Find out how she/he avoids getting pale herself/himself .

Q 44.

Why Colostrum is good for infants? Answer
Why Colostrum is good for infants ?

Q 45.

Why are kids and elderly people more vulnerable to cold/flu? Answer
Why are kids and aged people more vulnerable to cold/flu ?

Q 46.

Why are we advised to take blend and nourishing food when we are ill ?
Answer

Q 47.

What is the function of inoculation ?

Read more: ED

Answer

Q 48.

many vaccines form the public health program of childhood immunization for preventing infectious disease. Name any two such diseases .
Answer

Q 49.

Give two examples for each of the following :
( a ) acute diseases
( b ) Chronic diseases
( speed of light ) Infectious diseases
( vitamin d ) Non-infectious diseases .
Answer

Q 50.

name two diseases caused by Protozoans. What are their causal organisms ?
Answer

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