What are the different means by which infectious diseases are spread?
Plz don't paste from Google and answer in short by your own....... Its a question of class 9 science chapter 13....
Answers
Answer:
Infectious disease can be spread in the following ways :
(i) By Air - Sneezing or cough little droplets thrown in the air carry micrrobes which can cause the spread. For example in common cold, pneumonia etc.
(ii) Water - Contaminated water carry disease causing microbes which can cause infection o. Example, gut diseases such as cholera.
(iii) Sexual Contact. Diseases such as syphilis or AIDS are transmitted by sexual contact.
(iv) By vectors These are intermediaries which carry the infectious agents from the patient to the host (normal person). Example, mosquitoes (Female Anopheles mosquito) can cause spread of malaria.
Hope it helps ☺️✌
Answer:
INFECTIOUS DISEASES ARE MOSTLY SPREAD THROUGH AIR , WATER , INSECTS , AND FOOD....
AIR BORNE DISEASES ARE SPREAD THROUGH THE AIR WE BREATH , ECT..
WATER BORNE DISEASES ARE SPREAD THROUGH CONTAMINATED WATER
INSECT BORNE DISEASES ARE SPREAD THROUGH INSECTS LIKE MOSQUITO , COCKROACH,ETC
FOOD BORNE DISEASES ARE SPREAD THROUGH CONTAMINATED FOOD
THAT'S ALL
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PLS MARK BRAINLIEST....