Multiple choice Why do clouds in the rainy season appear black? Because rain clouds are full of black dirt particles. Because sunlight is very dim in the rainy season. Because rain clouds are dense and opaque. Because atmosphere is not clear in the rainy season. Reveal answer Fill a bubble to check yourself C Correct answer Explanation Clouds in the rainy season are dense, full of vapour and dust particles. Light cannot pass through these particles. In fact, light projects down from their edges. Hence, the clouds appear black.