The following are some well-known abbreviations, which have been&

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 Multiple Choice QuestionsMultiple 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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 Multiple Choice QuestionsShort 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


The full forms are:
(a) MALT – Mucosa associated lymphoid tissue.
(b) CMI  - Cell-mediated immunity.
(c) AIDS – Acquired Immuno Deficiency Syndrome.
(d) NACO – National AIDS Control Organisation. 

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120.

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

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