Deep cold-water lakes with poor productivity are called oligotrophic systems.
Answer the following statement true (T) or false (F)
True
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Hiring foreign workers or contracting with a foreign third-party service provider to take over certain processes is called ________.
A. foreign direct investments B. new international division of labor C. transnational contracting D. offshoring
Which of the following is a zooplankton?
A) Coccolithophores B) Diatoms C) Dinoflagellates D) Radiolarian E) Virioplankton
The decline in approximately 70% of the world's bird species is particularly alarming to scientists because
a. This is the first time any bird species have been threatened with declining numbers. b. It is not caused by any human activities that scientists can determine. c. Only land birds are affected, while water birds seem to be maintaining normal population numbers. d. Birds are excellent environmental indicators. e. Birdwatching now generates a significant portion of tourist dollars in some countries.
Marine communities evolve more rapidly than terrestrial communities. Indicate whether the statement is true or false