Dry cement powder emitted from cement factories contains specific chemicals that can come into contact with the mucous membranes of the eyes, lungs, and nostrils, potentially causing allergic reactions in these areas as well as skin irritation. Prolonged exposure to such irritants could, over time, contribute to the development of health issues, including the possibility of lung cancer. Therefore, the correct statement would be that 'cement factories could potentially be a contributing factor to lung cancer risk.'

Study the chemical structure of an addictive drug shown below and answer the questions that follow.
Given below are two statements:
Statement I: Transfer RNAs and ribosomal RNA do not interact with mRNA.
Statement II: RNA interference (RNAi) takes place in all eukaryotic organisms as a method of cellular defence.
In the light of the above statements, choose the most appropriate answer from the options given below:
Health is described as a state of complete physical, mental and social well-being.
The disease is a circumstance where malfunctioning of the body organs occurs leading to uneasiness and discomfort.


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