How do trees improve water quality? a.
Tree roots anchor soil in place, preventing runoff.
b.
Water is filtered as it passes through the root systems of trees.
c.
An adult tree can store nearly 250 gallons of water.
d.
All of the above

Please select the best answer from the choices provided

A
B
C
D

Groups of organisms with low biotic potential, such as gray whales, that produce at most one offspring every other year a) are r-selected b) are k-selected c) are not subject to density-dependent limiting factors d) show the initial stages of the extinction process e) have escaped from the processes of natural selection and adaptation

If the birth rate of a population of dolphins is 2.0, the death rate is 0.5, and the population size is 100, what is this dolphin's population growth?

Of your good in bio kusing a series of preliminary observations; pstate a problem developed from these observations, formulate a hypothesis, design an experiment to test the hypothesis