A Newly Discovered Organism Is Found to Use Sulfide (S2−)

question 20

Multiple Choice

A newly discovered organism is found to use sulfide (S2−) for aerobic respiration and carbon dioxide (CO2) from the air as a source of carbon, much like a plant. This organism must be a ________.

• A) photoautotroph
• B) chemoorganoautotroph
• C) photoheterotroph
• D) chemolithotrophic heterotroph
• E) chemolithoautotroph

Understand the basic life cycle stages of plants, including the diploid sporophyte and haploid gametophyte generations.

Identify and describe major groups of plants and their evolutionary significance.

Understand the evolutionary relationship between green algae and land plants.

Recognize the structural and functional adaptations of plants to land, including vascular tissues and reproductive structures.

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Definitions:

Dividing

refers to the mathematical operation of partitioning a quantity into equal parts or groups.

Long-Term Trend

The persistent movement in data or a market's price, productivity, or other economic indicators over an extended period.

Unemployment

The situation in which individuals capable of working and actively seeking employment remain jobless.

Downward Trend

A sustained decrease in a particular economic indicator, such as stock prices, GDP, or employment levels, over a period time.