Benson and Colleagues (1976)did an Experiment in Which an Application

question 133

Multiple Choice

Benson and colleagues (1976) did an experiment in which an application packet was left at an airport phone booth with either an attractive or unattractive picture of the applicant.The packet had been ostensibly lost and had a stamped,addressed envelope with it.They found that

• A)people were more likely to send in the packets of the attractive than the unattractive applicants.
• B)people were more likely to send in the packets of the unattractive than the attractive applicants.
• C)people were more likely to help the attractive applicant only if they were known to the applicant and had the chance of developing a relationship with them.
• D)people were more likely to help the unattractive applicant only if they were known to the applicant and had the chance of developing a relationship with them.

Understand the concept of biotic resistance and the factors influencing the successful invasion of exotic species.

Understand the concept of keystone species and their role in trophic cascades.

Comprehend the characteristics of disturbances within ecosystems and their impacts on community structures.

Recognize the effects of chemical pesticides on aquatic ecosystems and fish populations.

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Definitions:

Epigenetic View

A perspective in biology and psychology that emphasizes the role of genes and their interaction with the environment in determining individual characteristics and behaviors.

Prenatal Development

The process of growth and development within the womb from conception to birth, during which the fetus undergoes various stages of physical and physiological development.

Genes

The basic physical and functional units of heredity, made up of DNA, which determine specific characteristics by encoding proteins.

Genotype-environment Correlations

The concept that the interaction between an individual's genetic makeup and their environment can influence their traits.