Cyanobacteria

question 90

Multiple Choice

Cyanobacteria

• A) first evolved about 2.5 billion years ago.
• B) are sensitive to extreme conditions.
• C) added carbon dioxide to Earth's early atmosphere.
• D) are multicellular organisms.
• E) require a warm environment to grow.

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Definitions:

Demand Curve

A graph showing the relationship between the price of a good and the amount of the good that consumers are willing and able to purchase at that price.

Exchange Rate

The price of one currency expressed in terms of another currency.

Appreciated

An increase in the value of an asset or currency in comparison to other assets, currencies, or benchmarks.

Yen

The official currency of Japan, used as a medium of exchange in one of the world's largest economies.