Which of the following describes a biotic factor of an ecosystem interacting with an abiotic factor in the ecosystem? O A child lying on the grass
O A duck diving into a lake
O A raindrop falling onto the ground
O A puddle evaporating due to the heat

How can you write e method for the experiment of separating sand from water by filtration process? 1-materials 2-steps 3-conclusion also the same for the separating process of water and salt by filtration or distillation. quick because i need to finish my hw