An area where the soil contains a great deal of moisture is known as

Which is true of the regious near earth equator

Which organelle releases chemicals that break down large food particles into smaller ones?

Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials