If a water solution has an H+ concentration of 1 x 10-4, what is the pH of the solution?

Which best describes the composition of soil humus?

Which of the following clays is represented by the following diagram? (This is the same diagram as shown in the previous question.)

Imagine a city hired you as a consultant to help them with a sustainability goal to manage urban landscapes in a way that would capture more carbon dioxide from the atmosphere and store it in the soil. Give two management recommendations with potential for increasing the soil organic carbon content in urban landscapes. 

State how each organism benefits in the symbiotic relationship between a plant and mycorrhizal fungi. 

Which of the following best describes an organism that subsists by eating predators in the soil ecosystem? 

Which one of the following pools contains the larger amount of the world’s carbon? 

Medical Aid in Dying is the same thing as Physician Assisted Suicide

Match the following soil colors with the corresponding Munsell color description Color Example 1 Color Example 2

The following full logical expression evaluates to:                                                                (100 > 50) && (‘Z’ > ‘A’)