Which respiratory condition is primarily caused by long-term smoking?

Regarding question 13:
13. Which respiratory condition is primarily caused by long-term smoking?
The options for this question are still incomplete in the image. Only option A. Asthma is visible.

• While smoking can exacerbate asthma, it is not its primary cause. Common respiratory conditions primarily caused by long-term smoking include chronic bronchitis and emphysema, which are often grouped under Chronic Obstructive Pulmonary Disease (COPD). Without the other options, a definitive answer cannot be selected.

Here is a verification of your handwritten notes on Temperature and Heat:

Temperature

• Temperature is the degree of hotness or coldness of a body. ✅ Correct.
• It does not flow. ✅ Correct. (Heat flows, not temperature).
• The SI unit for temperature is Kelvin (K). (This was implied but not fully written in your notes).
• Measured by a thermometer. ✅ Correct.

Heat

• Heat is a form of energy. ✅ Correct.
• It flows from a hotter body to a colder body. ✅ Correct.
• The SI unit is Joule (J). ✅ Correct.
• Measured by a calorimeter. ✅ Correct.