A Number of Scientists Believe That Using Plant Material for Ethanol

question 50

Multiple Choice

A number of scientists believe that using plant material for ethanol production will not become efficient until the ethanol can be made from ________ instead of sugars and starches.

• A)cellulose
• B)lignin
• C)hemicellulose
• D)nucleic acids
• E)All of the above are correct

---

Definitions:

Substitutes

Goods or services that can be used in place of each other, where an increase in the price of one may lead to an increase in demand for the other.

Demand Curve

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

Substitute Good

A product or service that can be used in place of another to satisfy consumer needs or desires.

Demand Curve

A graph illustrating the quantity of a good that consumers are willing and able to purchase at various prices, typically downward sloping.