Which of the following is not a factor that has contributed to agricultural success in the US? A. expansive infrastructure and m
echanized equipment B. access to expensive chemical fertilizers and pesticides C. controlled population growth D. the prohibition of hybridized crops Please select the best answer from the choices provided. A B C D
US is a highly developed country and it has expansive infrastructure and highly mechanized agricultural equipments. So first option is not a choice. Second, access to chemical fertilizers and pesticides in a country with such advanced agriculture infrastructure is very easy. Third US is well known for using GM crops.
US does not have a controlled population growth because if not the birth rate then migration of people to US is a major concern for that country. Thus, this will be a correct choice for the given question.
Birds have a hard time in cold weather, because their body temperatures are higher than those of humans They provide warmth and insulation against colder temperatures. Many birds grow extra feathers in the months leading up to colder weather, so that they'll stay warmer when temperatures drop.
