1. - c. nitrogen
2. - Stratosphere
Subsequince farming- not for profit- grew only enough for themselves- comercialfarming- for profit- sold goods to public- similarities- both grew ate some of what they grew.
Answer:
Westward expansion meant that the US acquired ever increasing amounts of land, and needed people, farmers, to settle there so it could maintained without a huge military presence. This led to massive immigration in the second half of the 19th century, as mostly Europeans came here seeking to finally have their own land.
It also added vast resources to the United States, both in terms of potential agricultural production and things like gold, silver and timber.
It stimulated the construction of the Transcontinental Railroad, and added new states to the country.
It further aggravated the divide between north and south, and accelerated the onset of the Civil War.
Explanation:
Answer:
The embryological data have advantage over DNA evidence.
Explanation:
- Embryology is the study of earliest phase of any organism i.e development and formation of embryos.
- The embryological data is very important because it give the proper information about the mechanisms that have both normal and abnormal development.
- Similarly the embryological data also helps in studying the evolution over the generations.
- The overall organization, its process of development can be properly known by embryology over DNA evidence.
The answer is international trade. Globalization has brought a lot of benefits to many countries and one is the increase in international trade. It has led to increased flows of inward investment between countries. Also, increased trade leads to creation of more employment to countries that are involved.