Soybeans Will Have Several Hundred Rhizobium Nodules Per Plant and May

question 36

Multiple Choice

Soybeans will have several hundred Rhizobium nodules per plant and may divert 20-30 percent of their energy,generated by photosynthesis,to the nodule instead of to other plant functions when the nodule is actively fixing nitrogen.Why would the plant divert so much energy to Rhizobium?

• A)because Rhizobium produces ammonium (NH₄⁺)
• B)because Rhizobium produces nitrogen (N₂)
• C)because Rhizobium produces sugars
• D)because Rhizobium protects the plants from predators
• E)because Rhizobium protects the plants from parasites

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Definitions:

Quarterly Data

Data that is collected, reported, or compiled every three months within a year, often used in business and finance to track performance.

Seasonal Indexes

Factors used to adjust data to account for seasonal effects, enabling more accurate analysis across different times of the year.

Centered Moving Averages

A technique used to smooth out short-term fluctuations in time series data and highlight longer-term trends by averaging data points centered around each point.

Quarter

One-fourth of a year, often used in financial and business contexts to divide the fiscal or calendar year for reporting purposes.