Wetlands effectively remove nutrients like nitrogen and phosphorus from the water column, reducing the likihood that the water discharde from the wetlands will stimulate excess primary production in downstream lakes or estuaries. In what class of ecosystem services is the removal of such pollutants?

A. Supporting
B. Provisioning
C. Regulating
D. Cultural

Idont understand by supporting the plant and holding the leaves up to the light. question 3 options: tap or fibrous root flower petals herbaceous or wood stems leaves with stomata

Which of the following describes a negative feedback loop? when the heart rate is too high, the body sends hormones that continually increase the heart rate higher. when a pregnant woman is in labor, the body sends hormones that increase the intensity of contractions, which then increases the secretion of the same hormones. when blood sugar is too low, the body sends hormones that raise blood sugar until it reaches a typical level and hormone secretion slows. when a person is jogging, the body sends hormones that continually decrease the rate of oxygen supply to the legs.

Which of the follow describes a disadvantage secondary sources have compared to primary sources?