Q1. Why do we use lamps?
A1. We use lamps to light up dark spaces so we can see, study, and work safely and comfortably.

Q2. Name two types of lamps used at home.
A2. Table lamp and LED bulb (other answers like solar lamp or emergency light are also correct).

Q3. What is meant by “energy-efficient lamp”?
A3. A lamp that gives bright light but uses less electricity (e.g., LED lamp).

Q4. Why do people prefer solar lamps in some places?
A4. Because they work on sunlight and save electricity, useful during power cuts or in remote areas.