You Have Been Using Massive Amounts of Weed Killer and Insecticide

question 28

Multiple Choice

You have been using massive amounts of weed killer and insecticide to kill weeds in your yard, as well as the grubs and aphids that are munching on your roses and your grass.What effect might this have from a microbiological standpoint?

• A)Loss of microbial diversity in the soil
• B)Reduction in microbial numbers in the soil
• C)Damage to the nitrogen fixing bacteria
• D)Damage to the mycorrhizae
• E)All of the above may be effects of this practice.

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Definitions:

Cultural Transmission

The process by which norms, values, knowledge, and skills are passed from one generation to the next within a society.

Learning

The process of acquiring knowledge or skills through experience, study, or being taught, leading to a lasting change in behavior or understanding.

Teratogen

An agent or factor that can cause malformation of an embryo or fetus during prenatal development.

Environmental Agent

A factor or substance in the environment that can potentially cause harm or adverse health effects to organisms or ecosystems.