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Why Do we Fall Ill — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceWhy Do we Fall Ill1 Mark
Question
The two important contributory causes of diseases are _________ and _________ make up.
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Answer

The two important contributory causes of diseases are Under nourishment and Genetic make up.
Explanation: The diseases are caused by lack of nutrients or passed on from heredity from parents to off springs. The diseases caused due to lack of nutrition are Scurvy, Rickets. Some genetic disorders are inherited from the parents, while other genetic diseases are caused by acquired changes or mutations in a pre-existing gene or group of genes. The genetically acquired disease are Down syndrome and Cystic fibrosis.

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