Kelp Forests Are a Very Important Ecosystem in Marine Waters

question 39

Multiple Choice

Kelp forests are a very important ecosystem in marine waters by supporting important biodiversity.These kelp forests are threatened by all of the following except _____.

• A) water pollution containing herbicides
• B) sea urchins
• C) southern sea otters
• D) global warming
• E) water pollution containing fertilizers

Comprehend the concept of reification and its implications for research.

Identify different levels of measurement (nominal, ordinal, interval, ratio) and their characteristics.

Understand the concepts of validity and reliability in the context of research measurements.

Recognize the use and importance of Likert-type scales and semantic differential scales.

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Definitions:

Specialization And Trade

An economic strategy where individuals or groups focus on a narrow area of expertise to increase efficiency and trade with others for different goods or services.

Protectionism

Economic policy of restraining trade between states through methods such as tariffs on imported goods, restrictive quotas, and a variety of other government regulations to protect domestic industries from foreign competition.

International Trade

The exchange of goods and services between countries, which allows for greater diversity of products and economic interdependence.