Suppose We Shopped for a Basket of Goods in Year

question 62

Multiple Choice

Suppose we shopped for a basket of goods in Year 1 and it cost $350. Suppose the same basket of goods adds up to $385 in Year 2. If we use Year 1 as a base year, what would be the Year 2 CPI?

• A) 35.
• B) 90.
• C) 100.
• D) 110.
• E) 135.

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Definitions:

Ecosystem Experiments

Controlled studies designed to investigate the relationships among organisms and their environment within an ecosystem.

Heterocysts

Specialized nitrogen-fixing cells found in some filamentous cyanobacteria, providing an anaerobic environment necessary for the fixation of atmospheric nitrogen.

Nitrogen Cycle

A biochemical cycle that involves the conversion of nitrogen into multiple chemical forms as it circulates among the atmosphere, terrestrial, and marine ecosystems.

Nitrification

A microbial process in the nitrogen cycle where ammonia is converted into nitrite and then into nitrate.