Parasites are organisms that live in or on another living being and take nutrients from it. They harm the host. Examples include lice, tapeworms and roundworms found in the body or on skin. class 8 science chapter 3 health the ultimate ...
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Too much iodine can be harmful. It may cause thyroid problems like swelling or pain in the neck. It can also affect heart rate and body weight, leading to health complications and hormonal imbalance. Class 8 Science Curiosity Textbook Chapter 3 ...
No, not all diseases are caused by infections. Some diseases are caused by poor lifestyle, bad eating habits, pollution or lack of nutrients. These are called non-communicable diseases, like diabetes or anaemia. class 8 science chapter 3 health the ultimate treasure ...
Communicable diseases spread through air, water, food, insects or contact. We can prevent them by maintaining hygiene, washing hands, using clean water, getting vaccinated and covering our mouth while sneezing or coughing. class 8 science chapter 3 health the ultimate treasure ...
Such campaigns in my area include the Swachh Bharat Abhiyan. People were encouraged to build toilets and keep surroundings clean. This reduced diseases, especially among children and improved hygiene awareness in the community. Class 8 Science Curiosity Chapter 3 Health: The ...