What is an ecosystem? What is the spatial scale of an ecosystem? Provide some examples of an ecosystem, listing both the biotic and abiotic components
What will be an ideal response?
An ecosystem is a self-sustaining association of living plants and animals and their non-living physical environment. An ecosystem is a scaleless concept. It can range from very small, such as a city park or even a single long to exceptional large, such as a biome. Multiple examples of ecosystems are possible, student answers will differ.
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The first African country to gain independence after World War II was
A. Nigeria B. Senegal C. Zambia D. Ghana
Discuss the publication of the world’s first geologic map. Who published it? What area did it cover? What was the
purpose of this map? What will be an ideal response?
The movement of passengers by sea produces much more revenue than the transport of cargo by sea
a. True b. False
A polar molecule: a. has a positively-charged and a negatively-charged end
b. is neutrally charged all around. c. does not have a negative or positive charge. d. occurs only in frigid environments.