Some materials, when mixed with water, will change properties and dissolved. the rate at which a substance dissolves in water can be altered by which of the following

What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid

The part of the eye that closes and opens to let light in is .

Through wich tissue do sugar get transported to reach the leaves during growth and reproduction