Humans and the Energy Cycle

Question 1

The Inuit were not native to _______.a.Canadab.Greenlandc.Finlandd.Alaska

Revolt · Accepted Answer

C

Question 2

Which of the following is true concerning energy flow through an ecosystem’s food chain?a.Primary consumers collect their energy from the sun.b.The sun is the final receiver of energy in an ecosystem.c.Energy is lost at each successive energy level in the chain.d.Tertiary consumers account for the largest store of energy.

Revolt · Accepted Answer

C

Question 3

Explain why hunter-gatherer societies were highly mobile.

Revolt · Accepted Answer

Hunter-gatherer societies did not farm or raise livestock; they collected the resources they required from the local environment. In order to ensure a continuous supply of needed resources, hunter-gatherer societies followed their food sources and moved frequently.

Question 4

Which of the following is influenced by culture?a.quality of lifeb.demographicsc.spiritual lifed.all of the above

Revolt · Accepted Answer

D

Question 5

The dust bowl refers to _______.a.a football championship gameb.a period of drought during the civil warc.years of dust storms in the Midwest in the 1930’sd.a large flood plain in Oklahoma

Revolt · Accepted Answer

C

Question 6

Explain why the energy harnessed per person (per capita) has increased so dramatically since the industrial revolution.

Revolt · Accepted Answer

Increased energy use leads to increased economic activity and an increased quality of life. Ever since the industrial revolution, advances in technology have let humans in industrialized nations increase their standard of living significantly, which required significant increases in the amount of energy harnessed per capita.

Question 7

Explain the goals of the World Resources Simulation Center.

Revolt · Accepted Answer

The goal of the World Resources Simulation Center is to study global resource use in order to solve current and predict future problems. The hope is that by identifying future problems now, many may be avoided, or minimized through proper planning. It is intended to answer the question of how world resources can be harnessed equitably by all of humanity.

Question 8

Explain why the definition of a quality life is highly individualized.

Revolt · Accepted Answer

While there are many elements that might be considered important for a quality life, the ultimate determination of what defines a quality life is a personal judgement based on individual experiences and values. People in different socioeconomic situations will value different things; a homeless person will likely value shelter and food higher than convenience and luxury. Different experiences and relationships will result in different priorities.

Humans and the Energy Cycle Answers

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