Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the
correct position in the answer box release your mouse button when the item is place. if you change your mind, drag
the item to the trashcan. click the trashcan to clear all your answers.
show the flow of energy in the following ecosystem by labeling each organism's link in the food chain.
click once to select a label
click again to place the label in the correct location
producer
primary consumer
secondary consumer
tertiary consumer