One Way to Kill a Tree Is to Girdle It

question 22

Multiple Choice

One way to kill a tree is to girdle it by cutting a groove a centimeter into the bark all around the trunk of the tree.The tree will typically survive that growing season,but will die over the winter.Which of the following is the best explanation for this observation?

• A)The phloem was cut, so water and nutrients cannot be taken up to the leaves
• B)The xylem was cut, so sugars cannot be transported to the roots
• C)The xylem was cut, so water and nutrients cannot be taken up to the leaves
• D)Cutting the bark allows access to pathogens that kill the tree
• E)The phloem was cut, so sugars cannot be transported to the roots

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Definitions:

Self-efficacy

An individual's belief in their own ability to complete tasks and achieve goals.

Self-esteem

An individual's subjective evaluation of their own worth, encompassing beliefs and emotions about oneself.

Self-actualization

Self-actualization is the realization or fulfillment of one's talents and potentialities, considered as the highest need in Maslow's hierarchy of needs.

Two-factor Theory

A psychological theory proposed by Herzberg that suggests job satisfaction and dissatisfaction arise from two different sets of factors: motivation and hygiene factors.