Multiple choice Which of these statements is true? The floor of the rainforest is dark The floor of the rainforest is bright the floor of the rainforest needs to be vaccumed The floor of the rainforest is frozen Reveal answer Fill a bubble to check yourself A Correct answer Explanation Because of the dense canopy of leaves overhead, very little sunlight (typically only 1-2%) reaches the forest floor, making it very dark. This lack of light limits the growth of ground-level vegetation.