Utilizing ultisols for agriculture requires a. extensive irrigation b. fertilizer to balance the high alkalinity of the soil c. adding organic matter to supplement the shallow horizons d. fertilizer to replace nutrients that leach from the soil

Utilizing ultisols for agriculture requires - fertilizer to replace nutrients that leach from the soil.

Option D is correct.

a chair, a bed, and a toothbrush

explanation:

i was told this before by a teacher, so yeah

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms