Refer to the Table Below Showing the Results of a Greenhouse

question 91

Essay

Refer to the table below showing the results of a greenhouse experiment.Sunflowers and corn plants are grown in 6-inch pots in treatments of varying plant densities and plant combinations.There are ten pots per treatment.All pots contain the same amount of potting soil and receive the same amount of water and sunlight.After 2 months, the heights of the plants in each pot are measured and averaged. Explain how this experiment illustrates asymmetrical competition, and what this process means for plants in nature.

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Definitions:

Circadian Rhythm

A cycle that is connected with the 24-hour period of the Earth’s rotation.

Mental Alertness

The state of being watchful, fully aware, and mentally responsive to the immediate environment or stimuli.

Tolerance

Habituation to a drug, with the result that increasingly higher doses of the drug are needed to achieve similar effects.

Cocaine

A powerful stimulant drug derived from the leaves of the coca plant, which can lead to serious physical and psychological effects and dependency.