The Bulk of a Plant's Dry Weight Is Derived from

question 69

Multiple Choice

The bulk of a plant's dry weight is derived from

• A) soil minerals.
• B) CO2.
• C) the hydrogen from H2O.
• D) the oxygen from H2O.
• E) the uptake of organic nutrients from the soil.

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Definitions:

Peak Efficiency

The state of operation in which a system or process achieves its maximum output with the lowest input, often ideal in terms of productivity.

Perfectly Competitive Firm

A company that operates in a market where there are many sellers and buyers, the product is homogeneous, and there is free entry and exit from the market.

MR (Marginal Revenue)

The surplus income obtained by selling an extra unit of a product or service.

MC (Marginal Cost)

The additional cost incurred by producing one more unit of a good or service, critical in determining the optimal level of production.