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The term 'health' is defined in many ways. The most accurate definition of health would be:

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Important Questions on Human Health and Disease

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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 31 - Human Health and Disease>NCERT EXEMPLAR PROBLEMS>Q 2
The organisms which cause diseases in plants and animals are called
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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 31 - Human Health and Disease>NCERT EXEMPLAR PROBLEMS>Q 3
The chemical test that is used for diagnosis of typhoid is
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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 31 - Human Health and Disease>NCERT EXEMPLAR PROBLEMS>Q 4

Diseases are broadly grouped into infectious and noninfectious diseases. In the list given below, identify the infectious diseases.

(i) Cancer

(ii) Influenza

(iii) Allergy

(iv) Small pox

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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 31 - Human Health and Disease>NCERT EXEMPLAR PROBLEMS>Q 5
The sporozoites that cause infection, when a female Anopheles mosquito bites a person, are formed in
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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 31 - Human Health and Disease>NCERT EXEMPLAR PROBLEMS>Q 6
The disease chikungunya is transmitted by:
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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 31 - Human Health and Disease>NCERT EXEMPLAR PROBLEMS>Q 7
Many diseases can be diagnosed by observing the symptoms in the patient. Which group of symptoms are indicative of pneumonia?
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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 31 - Human Health and Disease>NCERT EXEMPLAR PROBLEMS>Q 8
The genes causing cancer are
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MTG OBJECTIVE NCERT AT YOUR FINGERTIPS BIOLOGY CLASS XI + XII>Chapter 31 - Human Health and Disease>NCERT EXEMPLAR PROBLEMS>Q 9
In malignant tumors, the cells proliferate, grow rapidly and move to other parts of the body to form new tumors. This stage of disease is called