Untreated human excreta is a health hazard. Explain

Draw a human brain, label the parts and explain the functions of each part .

An adult human with average health has systolic and diastolic pressures as

Why is using tobacco in any form injurious to health?Explain.

Name three factors that affect health.

Ecological sanitation is a sustainable system for handling human excreta, using dry composting toilets. Such 'EcoSan' toilets are working in many areas of:

Explain the significant function of each structure in human male reproductive system. OR Explain the structure and important role of placenta during pregnancy period of woman.

List any four methods of contraceptions used by humans. How does their use have a direct effect on the health and prosperity of a family.

Explain why The blood pressure in humans is greater at the feet than at the brain.