Question

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Answer 1

Answer:

Q1: Roughage:

Dietary fiber (British spelling fibre) or roughage is the portion of plant-derived food that cannot be completely broken down by human digestive enzymes. It has two main components: ... Insoluble fiber – which does not dissolve in water – is inert to digestive enzymes in the upper gastrointestinal tract.

Q2: Habits:

1. Handle & Prepare Food Safely
2. Wash Hands Often
3. Clean & Disinfect Commonly Used Surfaces
4. Cough and Sneeze into a Tissue or Your Sleeve
5. Don’t Share Personal Items

Q3: Communicable and non -communicable diseases:

Diseases like typhoid, cholera, malaria, tuberculosis, leprosy are examples of communicable diseases. Diseases like cancer, diabetes, Alzheimer's diseases, Down's syndrome, Kwashiorker are examples of non-communicable diseases.

Q4:  Vaccination given :

They protect us from dangerous diseases. In some regions or populations, dangerous diseases are constantly present (endemic). Examples include hepatitis B, cholera and polio. So long as these diseases are around, we need vaccines to bolster our immune systems and protect us from harm.

They protect children and the elderly. Our immune systems are strongest in adulthood, meaning that young children and the elderly are particularly susceptible to dangerous infections. By strengthening our immune systems early and late on in life, vaccines bypass this risk.

Q5: Night blindness:

• Difficulty seeing well after transitioning from an area with lots of light to an area with dim light.

• Trouble seeing while driving at night due to darkness on the road with intermittent bright headlights.