Hellpp I'm in pre ap science and I'm kinda confused for this question Name two positive effects caused by high biodiversity.

Technician a says after tire service work tires and wheels must be in a state of static and dynamic balance in order to avoid vibration in service. technician b says tires and wheels are balanced at the factory and do not need further balancing. who is correct?

Which of the following characterize the historical move toward urbanization? i. increase in pollution ii. increase in frequency of natural disasters iii. increase in incidence of infectious disease a. i b. ii c. i and ii d. i and iii e. i, ii and iii

Asapembassies differ from consulates in thata) compared to a consulate, an embassy is a smaller representation of a nation's government in a foreign country. b) consulates are permanent diplomatic missions generally located in a country’s capital, whereas a country may have a number of embassies in various cities. c) embassies are permanent diplomatic missions generally located in a country’s capital, whereas a country may have a number of consulates in various cities. d) embassies deal solely with economic diplomacy and trade relations, whereas consulates deal primarily with political and diplomatic relations with the host nation. e) countries establish embassies in another nation only if it recognizes the sovereignty of that country, whereas consulates exist without regard to recognition of a nation's sovereignty.