So you can delete people's question? someone literally just did that to me for no reason.

Click the item in the left column. use the plus sign to move it up or the minus sign to move it down until it matches the correct entry in the right column. lock your answer in place by clicking the square beside the item. (a checkmark means it is locked.) amazon basin a atacama desert b andes mountains c lake titicaca d peru e patagonia f brazil g chile h suriname

What is the amount of organic matter in all living organisms in a habitat called?

Weathering is an example of an external force of change. question 2 options: true false