Why do we fall ill-02,NCERT, CLASS-IX Science
ฝัง
- เผยแพร่เมื่อ 21 ต.ค. 2024
- Topic Covered:
1. Disease
2. Causes of Disease
a. Microorganism
b. Malnutrition
c. Genetic Disease
3. Types of disease
a. Acute and chronic disease
b. Infectious and non infectious disease
