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Human Health and Disease

Multiple Choice Questions

111. Cannabis plant is used in the production of:

Charas
Ganja
Marijuana
All of above

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112. The vector of dengue is :

Aedes mosquito
Male anopheles mosquito
Female anopheles mosquito
None of above

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113. Immuno-deficiency can result from which of the following ?

Gene mutation
immunization
vaccination
All of the above

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Short Answer Type

114.

What are the various public health measures, which you would suggest as safeguard against infectious diseases?

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115.

In which way has the study of biology helped us to control infectious diseases?

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116.

What measure would you take to prevent water-borne diseases?

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117.

Discuss with your teacher what does ‘a suitable gene’ means, in the context of DNA vaccines.

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118.

Name the primary and secondary lymphoid organs.

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119.

The following are some well-known abbreviations, which have been used in this chapter. Expand each one to its full form:
(a) MALT (b) CMI (c) AIDS (d) NACO (e) HIV

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120.
Differentiate the following and give examples of each:
Innate and acquired immunity

Innate immunity	Acquired immunity
1. Non-specific type of defence.	1. Pathogen specific
2. Present from birth.	2. Develops during lifetime
3. Accomplished by providing different barriers to foreign agents.	3. It operates by producing primary and secondary responses which are mediated by B-lymphocytes and T-lymphocytes.
4. No memory present.	4. Memory is present.