In Terrain with Steep Hill Slopes, Which Crop and Cultivation

question 103

Multiple Choice

In terrain with steep hill slopes, which crop and cultivation technique will minimize soil erosion?

• A) apples; land between the trees is planted in grass and not cultivated
• B) bean; rows are spaced wider than on a level field
• C) winter wheat; after the harvest, the field is plowed and left idle until next fall
• D) corn; rows trending straight down the slope, frequent cultivation

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Definitions:

Parapsychology

The study of mental phenomena that are excluded from or inexplicable by orthodox scientific psychology, such as telepathy and psychokinesis.

ESP Phenomenon

Extra-sensory perception; claimed perception of information not gained through the known human senses and not deducible from previous experience.

Scientific Testing

A methodological process of experimenting and observation to acquire new knowledge, validate theories, or test hypotheses under controlled conditions.

Principle Of Proximity

A principle in gestalt psychology that individuals perceive objects close to each other as forming a group.