Exam. 8th, Chapter 2: Health and Diseases
Practice Question Paper Subject: Science Chapter 2: Health and Diseases
Total Marks: 25
Exam on Page 6, 7, & 8 Only ЁЯЩП
Q.1. Fill in the blanks. (4 Marks)
- Health is a state of complete physical, mental, and social well-being and not merely the absence of any _________ .
- Dengue is caused by a virus belonging to the type _________ .
- The BCG vaccine is given for the prevention of _________ .
- Malaria is spread by female _________ mosquitoes.
Q.2. Match the following. (4 Marks)
Q.3. State whether true or false. (3 Marks)
- The condition of disturbances in physiological or psychological processes of the body is called a disease.
- Hepatitis is an example of a hereditary disease.
- A decrease in platelet count is a prominent symptom of dengue.
Q.4. Answer in one sentence. (4 Marks)
- What do we mean by pathogen?
- What are infectious diseases?
- Which virus causes dengue?
- How does infection with swine flu occur?
Q.5. Give examples of: (4 Marks)
- Acute diseases: _________ , _________
- Hereditary diseases: _________
- Non-infectious diseases: _________ , _________
- Vector-borne diseases: _________ , _________
Q.6. Complete the following table based on infectious diseases. (6 Marks)
- Write about the prevention and treatment of tuberculosis.
- Write the mode of infection of dysentery.
- Write about the prevention and treatment of hepatitis (jaundice).


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