The body remembers the pathogen from the first attack and creates special memory cells. When the same germ attacks again, the immune system responds quickly and strongly, protecting the body more effectively. Class 8 Science Curiosity Textbook Chapter 3 Health – ...
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Hepatitis A, Poliomyelitis and Cholera can spread through contaminated water. These diseases are caused by pathogens that pass from the infected person’s stool into water, spreading the infection to others when consumed. class 8 science chapter 3 health the ultimate treasure ...
Antibiotics only kill bacteria, not viruses. Cold, cough and flu are caused by viruses. Taking antibiotics unnecessarily can lead to resistance, making bacteria stronger and harder to treat in the future. class 8 science chapter 3 health the ultimate treasure question ...
Promote handwashing, vaccination, healthy food, exercise and clean surroundings. Avoid junk food, smoking and long screen time. Teach students to cover their mouth when sneezing and take rest when sick to prevent spreading illness. class 8 science chapter 3 health the ...
The three months with the highest dengue cases are usually August, September and October. These months fall during and after the rainy season when stagnant water becomes common. Class 8 NCERT Science Curiosity Chapter 3 Health: The Ultimate Treasure solutions class 8 ...