Topic 3.6.43 min read
3.6.4 Effects of Smoking
The effects of smoking on the respiratory system are: 1. Cigarette smoking causes about 87% of lung cancer. 2. Besides lung cancer, cigarette smoking is also a major cause of cancer of the mouth, larynx, and esophagus. 3. Cigarette smoking causes other lung diseases, e.g., chronic bronchitis, em
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3.6.4 Effects of Smoking
What is it?
The effects of smoking on the respiratory system are: 1. Cigarette smoking causes about 87% of lung cancer. 2. Besides lung cancer, cigarette smoking is also a major cause of cancer of the mouth, larynx, and esophagus. 3. Cigarette smoking causes other lung diseases, e.g., chronic bronchitis, em
In simple words
3.6.4 Effects of Smoking is a core idea in this chapter. Learn the meaning first, then the main parts, then one clear example.
Recommended for Class 12
Full school-level explanation
The effects of smoking on the respiratory system are: 1. Cigarette smoking causes about 87% of lung cancer. 2. Besides lung cancer, cigarette smoking is also a major cause of cancer of the mouth, larynx, and esophagus. 3. Cigarette smoking causes other lung diseases, e.g., chronic bronchitis, em
Why it matters
Understanding 3.6.4 Effects of Smoking helps you answer definition, explanation, and application questions in this chapter.
Deeper understanding
Go deeper on 3.6.4 Effects of Smoking: connect the definition to reasons, relationships, exceptions, and exam wording.
Exam focus
Key Point 1
Key Point 2
Key Point 3
Key Point 4
Exam focus
Quick revision
- The effects of smoking on the respiratory system are: 1. Cigarette smoking causes about 87% of lung cancer. 2. Besid
For long answers on 3.6.4 Effects of Smoking: define clearly → explain the main parts → give one example → state one exam caution.
Exam Focus
Exam Focus
Important points
- The effects of smoking on the respiratory system are: 1. Cigarette smoking causes about 87% of lung cancer. 2. Besid
Common exam traps
- Do not write about 3.6.4 Effects of Smoking without a clear definition.
- Do not mix this idea with a neighbouring chapter concept.
Long question structure
Definition → key parts → example → exam caution
Common Mistakes
Common Mistakes
- Mistake
Do not write about 3.6.4 Effects of Smoking without a clear definition.
- Mistake
Do not mix this idea with a neighbouring chapter concept.
- Mistake
Do not list facts without showing how they connect.
Revision Zone
60-Second Revision
Quick cues from this topic — use them for last-minute revision.
The effects of smoking on the respiratory system are: 1. Cigarette smoking causes about 87% of lung cancer. 2. Besid
The effects of smoking on the respiratory system are: 1. Cigarette smoking causes about 87% of lung cancer. 2. Besides lung cancer, cigarette smoking is als
- Definition
- The effects of smoking on the respiratory system are: 1. Cigarette smoking causes about 87% of lung cancer. 2. Besides lung cancer, cigarette smoking is als
- Critical warning
- Do not write about 3.6.4 Effects of Smoking without a clear definition.
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Exam Practice
Define
Q1. Define 3.6.4 Effects of Smoking.
Explain
Q2. Explain the main ideas in 3.6.4 Effects of Smoking.
Example
Q3. Give one clear example of 3.6.4 Effects of Smoking and say why it fits.
Mistake
Q4. State one common mistake students make about 3.6.4 Effects of Smoking.
Exam note
Q5. Write a short exam note on 3.6.4 Effects of Smoking: definition, two points, one example.
Sources & References
School-standard facts for Matric and Intermediate. Original explanations — not copied from textbooks.