Fossils help scientists date rocks: True
Sometimes younger rock layers are found beneath older rock layers: True, because it happens with landslides and other causes.
No fossils from the Precambrian era have been found because there were no organisms at the time: False because there were organisims like algae and bacteria, and there are a very small amout of fossils from that era.
The map of Earth has changed over millions of years, but is now set: False
It seems that you have missed the necessary options for us to answer this question so I had to look for it. Anyway, here is the answer. Farmers in the Asian Region <span>will be most impacted if all artemisinin is grown synthetically. It is grown mainly in China and Vietnam. Hope this helps.</span>
Answer: The geography of Ancient China shaped the way their civilization and culture developed. China was isolated from much of the rest of the world by dry deserts to the north and west, the Pacific Ocean to the east, and impassable mountains to the south.
It’s agriculture. Combined, these activities employ nearly 44 percent of Bolivia's workers. Most agricultural workers are engaged in subsistence farming—the dominant economic activity of the highlands region. Agricultural production in Bolivia is complicated by both the country's topography and climate.
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