World Economics Answers

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1
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Identify the important ideas about DNA. Check all of the central ideas from the passage.

A
DNA fingerprinting will become obsolete.
B
DNA testing will become more sophisticated.
C
DNA sequencing can be done from dandruff.
D
DNA can reveal all of a person’s characteristics.
E
DNA fingerprinting will keep improving.
2
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Choose the best summary of these two passages.

A
DNA sequencing will replace fingerprinting because it will give scientists more detailed and useful information about people.
B
DNA sequencing will improve fingerprinting technologies because it will provide specific information linked to fingerprints.
C
DNA sequencing will bring significant changes to human genomes because it will cause people to rely on fingerprinting.
5

Which statement best summarizes the central idea of Kaku’s video?

A
Human consciousness cannot be fully understood by science, but scientists have technology in place to make sure that humans can be immortal.
B
It is not currently possible to transfer human consciousness, but technological advancements might one day make it possible.
C
It will be possible to transfer a human brain to a robot in the future. This is based on the idea that consciousness can be stored outside the brain.
D
Consciousness can be transferred to a memory chip, but not a robot. In the future, it may be transferred to robots as well.
6

How does the central idea of the video relate to the central idea of Visions?

A
Science still has a long way to go before it can make robots conscious.
B
Science and technological advancements are allowing people to manipulate nature in new ways.
C
Science teaches humans to appreciate how little control they have over nature.
D
Science and technology are advancing rapidly.
7

Which statement is true based on the data in the table?

A
The United States uses more land to grow crops than to maintain forests.
B
The United States uses more land for parks and wildlife than for forests.
C
The United States uses more land for parks and forests than for urban areas.
D
The United States uses more land for urban areas than for grasslands and ranges.
8

Give examples of how land resources are used in a city setting.

Answer:

In a city setting, land resources are primarily used for infrastructure, residential housing, and commercial development. Examples include the construction of roads and public transportation systems, high-rise apartment buildings for housing large populations, office buildings, shopping centers, and public parks or green spaces for recreation.

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World Economics Answers — TN-Algebra II B SC…