Worked example
A historical account documents a crop introduced to a new region and later grown there. Which kind of movement is central?
Answer & why
Answer: biological exchange
A living crop species moved between regions.
Grade 9 · Social studies
Distinguish effects in a historical exchange network
Use a supplied historical scenario to separate movement of organisms, goods and ideas from claims about impacts.
6 authored questions + worked example
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All questions
All 6 authored questions for this skill.
Question 1
An account describes navigators teaching a new mapping method to another community. Which process is central?
- an unsupported universal-benefit claim
- economic exchange
- biological exchange
- cultural transmission
A hint
Read which item moved, its direction and the evidence of its effects.
Answer & why
Answer: cultural transmission
Knowledge and practices move between people.
Question 2
One traded crop is documented, and a writer concludes that every community benefited equally. What kind of claim is this?
- biological exchange
- cultural transmission
- economic exchange
- an unsupported universal-benefit claim
A hint
Read which item moved, its direction and the evidence of its effects.
Answer & why
Answer: an unsupported universal-benefit claim
One movement record does not measure impacts on all communities.
Question 3
A disease-causing organism reaches a population through a documented contact route. Which kind of movement is central?
- economic exchange
- cultural transmission
- biological exchange
- an unsupported universal-benefit claim
A hint
Read which item moved, its direction and the evidence of its effects.
Answer & why
Answer: biological exchange
The organism’s movement is a biological process, even though its effects can be social and economic.
Question 4
Craft workers teach a decorative technique to learners in another port. Which process is central?
- cultural transmission
- economic exchange
- an unsupported universal-benefit claim
- biological exchange
A hint
Read which item moved, its direction and the evidence of its effects.
Answer & why
Answer: cultural transmission
The technique is learned knowledge moving between communities.
Question 5
A historical account documents a crop introduced to a new region and later grown there. Which kind of movement is central?
- biological exchange
- cultural transmission
- economic exchange
- an unsupported universal-benefit claim
A hint
Read which item moved, its direction and the evidence of its effects.
Answer & why
Answer: biological exchange
A living crop species moved between regions.
Question 6
A shipping ledger records cloth sold in exchange for metal tools. Which kind of exchange is directly documented?
- cultural transmission
- biological exchange
- an unsupported universal-benefit claim
- economic exchange
A hint
Read which item moved, its direction and the evidence of its effects.
Answer & why
Answer: economic exchange
The ledger describes goods exchanged through trade.