Pioneer species could be described as those that..
A-sprout from seeds after a forest fire
B-form large forest trees that shade under-story plants.
C-are slow to mature, and require a soil with well balanced nutrients.
D- are small in size, and have highly effective means dispersing their seeds.

How are gross production and net production different? a. net production is always greater than gross production. b. net production is always less than gross production. only animals have net production. d. only plants have net production. select the best answer from the choices provided

Which of the following forest management practices is best for reestablishing areas of forest?

Select the correct answer. which of the following statements is a scientific claim? a. the early solar system had large amounts of water; so, the oldest objects in the solar system should also be abundant in water. b. the mass of the universe is much greater than current models predict; it is not possible to explain this inconsistency. c. planet earth is abundant in water, but there is no way to scientifically determine from where earth's water originated. d. earth is shaped like a sphere even if not all of the scientific observations related to its shape support this idea.