Forests and other natural ecosystems, such as wetlands, exhibit the "sponge effect," meaning that they
A) soak up water from runoff and rainfall, and thus accumulate pollutants
B) soak up pollutants from runoff and rainfall, releasing it quickly into streams and rivers and raising their levels
C) soak up water from runoff and rainfall, saturating nearby ecosystems
D) soak up water from runoff and rainfall, releasing it at a regular rate that moderates flooding of streams and rivers
E) draw water away from rivers and streams, lowering their levels
Ans: D) soak up water from runoff and rainfall, releasing it at a regular rate that moderates flooding of streams and rivers
You might also like to view...
Like most birds, what nonbird reptiles are highly vocal and engage in complex parental behavior?
a. crocodilians b. turtles c. lizards d. snakes e. amphibians
White muscle fibers contain some, but relatively, few ____
a. stored ATP molecules b. creatine phosphate molecules c. nuclei d. sarcomeres e. mitochondria
In skeletal muscle, an action potential traveling down a T tubule causes opening of _____ channels in the ______.
A. calcium/sacroplasmic reticulum B. calcium/mitochondria C. sodium/sacroplasmic reticulum D. sodium/mitochondria
If an atom has 22 electrons, it is
a. reactive b. not reactive