Question

What ar the different means by which infectious diseases are spread?

Answer 1

Infectious diseases can spread through the following means-
1. through air ( air borne diseases )- when the person is exposed to air contaminated with germs.

2. through water ( water borne diseases ) - when the person consumes contaminated water.

3. through direct touch - when the person comes in direct contact with the infected patient.

hope it helps you✌️✌️❣️❣️✨✨

Answer 2

$\huge \mathfrak \red{Hey \:Mateyy}$

$\huge \underline {Answer :-}$

Infectious diseases can be spread through various means such as air, water, sexual contact, blood, and vector.

=> (i) Certain disease-causing micro-organisms are expelled in air by coughing, sneezing, talking, etc. These micro-organisms can travel through dust particles or water droplets in air to reach other people. For example, tuberculosis, pneumonia, etc. spread through air.

=> (ii) Sometimes causal micro-organisms get mixed with drinking water and spread water borne diseases. Cholera for example is water borne disease.

=> (iii) Sexual act between two people can lead to the transfer of diseases such as syphilis, gonorrhoea, AIDS, etc.

=> (iv) Certain diseases such as AIDS can spread via blood to blood contact during blood transfusion or pregnancy.

=> (v) Certain diseases spread by animals called vectors. For example mosquitoes spread malaria.

$<marquee >#Behappy #BeBrainly ❤️</marquee >$