Soil samples for most crops and plants are taken from the top _____ inches of soil.

A complete fertilizer contains all fourteen mineral nutrients.

All of the following are signs of poor drainage EXCEPT ____.

When taking a soil sample, many topsoil subsamples should be collected from random locations in the field.

Plants take up nutrients less readily from a cold soil.

All of the following are characteristics of a fine soil EXCEPT ____.

What can be the cause of an iron deficiency in plants such as azaleas if the soil contains sufficient levels of iron?

Rock resulting from lava flow from a volcano is termed

Micronutrients are not as important as macronutrients.

Many micronutrients are part of enzyme activity.