All infectious diseases are caused by: (a) Lack of any nutrients (b) Change of weather (c) Germs (d) Insects
Answers
Answer:
Infectious diseases in humans are caused by microorganisms including:
Viruses that invade and multiply inside healthy cells.
Bacteria, or small, single-celled organisms capable of causing disease.
Fungi, which include many different kinds of fungus.
Answer:
(a) Any currently treated or untreated nutrient deficiency or disease. These include, but are not limited to, Protein Energy Malnutrition, Scurvy, Rickets, Beriberi, Hypocalcemia, Osteomalacia, Vitamin K Deficiency, Pellagra, Xerophthalmia, and Iron Deficiency.
(b) Bird flu, cholera, Ebola, plague and tuberculosis
(c) Common Viruses , Common cold, Norovirus, Stomach flu, Hepatitis.
(d) Insects (mosquitoes, lice, fleas, bed bugs) and ticks are able to transmit a number of diseases caused by infectious agents: viruses (chikungunya virus, yellow fever, dengue fever, etc.), bacteria (Lyme disease, plague, etc.), parasites (malaria, sleeping sickness, leishmaniasis, filariasis, etc.).
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