Author Question: The mosses changed the environment enough to permit grasses to grow in a process called A) ... (Read 97 times)

tingc95 · **on:** Jul 16, 2018

The mosses changed the environment enough to permit grasses to grow in a process called

A) sublimation.
B) facilitation.
C) regeneration.
D) improvisation.

Question 2

Over the past 50 years, global life expectancy has

A) decreased by about 5 years primarily due to increases in viral infections.
B) stayed about the same due to new diseases spread by global climate change.
C) increased by about 5 years due to the development of many poor nations.
D) increased by more than 20 years due to better health care and nutrition worldwide.