The nervous system enables humans to react to their surroundings and to coordinate their behaviour. Check your understanding of how it works here. Back to top Revise the nervous system and neural ...

Cardiovascular disease affects the heart and blood vessels. Test your knowledge of the disease with this Higher Human Biology quiz. Brush up on your knowledge of atherosclerosis, blood clotting, ...

Microbes in Human Welfare CBSE Notes: Revision notes are short notes that highlight important information discussed in the chapter. Such notes should not be lengthy but to the point. People may use ...