Which of the Following Factors Account for the Inefficiency of the Rate

question 1

Multiple Choice

Which of the following factors account for the inefficiency of the rate of photosynthesis?
I. Even when conditions are ideal, the pigments that drive photosynthesis can absorb only a fraction of the light wavelengths available and thus a fraction of the total energy received.
II. Plants in equatorial biomes have drastically reduced photosynthetic rates in winter.
III. If conditions get dry, stomata close to conserve water.
IV. The efficiency of enzymes is not temperature dependent.

• A) only II and III
• B) only I and III
• C) only I, II, and IV
• D) only II, III, and IV
• E) only I, II, and III

---

Definitions:

Market-To-Book-Value Ratio

A financial ratio used to compare a company's current market price to its book value, indicating how much investors are willing to pay above the net asset value.

ROA

Return on Assets, a financial ratio indicating how profitable a company is relative to its total assets, assessing efficiency in asset use.

Debt/Equity Ratio

A financial ratio indicating the relative proportion of shareholders' equity and debt used to finance a company's assets.

ROE

The percentage of return on investments that shareholders directly benefit from, calculated by dividing net income by shareholder equity.