Screening Paper II · 2 Science and Technology · APPSC Group 1
2.6.3 Nutrition, diseases and vaccines notes
5 notes, in reading order.
- 2.6.3.1Nutrition: vitamins, minerals, deficiency and lifestyle diseases
A balanced diet supplies carbohydrates, proteins, fats, vitamins, minerals, fibre and water; a shortage of any one gives a named deficiency disease, and an excess of calories gives lifestyle diseases.
Advanced · 6 min · Full course - 2.6.3.2Communicable diseases: bacterial, viral, protozoan and fungal
Communicable diseases are caused by pathogens (bacteria, viruses, protozoa, fungi, worms) that spread from person to person or through food, water, air and vectors.
Advanced · 6 min · Full course - 2.6.3.3Vector-borne and zoonotic diseases: malaria, dengue, kala-azar and Nipah
A vector is an animal (mostly an insect) that carries a pathogen between hosts; zoonoses are diseases that pass from animals to humans.
Advanced · 5 min · Full course - 2.6.3.4Immunity and vaccines: types, history, COVID-19 vaccines and the immunisation programme
Vaccines train the immune system to recognise a pathogen without causing the disease; India's Universal Immunisation Programme delivers them free to children and pregnant women.
Advanced · 5 min · Full course - 2.6.3.5Antibiotics, antimicrobial resistance and drug discovery
Antibiotics kill or stop bacteria, but overuse breeds resistant strains (antimicrobial resistance), which is why discovering and using drugs carefully is a public-health priority.
Advanced · 5 min · Full course
Practise Nutrition, diseases and vaccines. Questions with answers explained, from the same topics.
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