Directions: Apply the Knowledge You Have Gained from Chapter 4

question 13

Multiple Choice

Directions: Apply the knowledge you have gained from Chapter 4 to select the best answer to the questions about the following reading passage. ​
"Trees make up an essential part of the earth's ecosystem , but rapid deforestation is having harmful effects on the planet. Deforestation refers to the clearance of forests through logging and burning. The main cause of deforestation is the use of trees for lumber and fuel. Forests are also cut down to make room for farming. But while deforestation can provide a short-term boost to struggling economies, it is also causing harm to the environment. Adverse effects of deforestation include erosion of soil, disruption of the water cycle, loss of biodiversity , and flooding and drought. The most harmful effect, though, may be on the climate. Deforestation leads to a greater accumulation of carbon dioxide in the atmosphere, which in turn may warm the planet."
​ If the word biodiversity means "variety of life in the world," then the best definition for the prefix bio is

• A)life
• B)variety
• C)world
• D)all of the above

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Definitions:

John B. Watson

An American psychologist who established the psychological school of behaviorism, emphasizing the study of observable behavior.

Dendrites

The branched part of a neuron that receives impulses and conducts them toward the cell body.

Axons

Long, slender projections of a nerve cell, or neuron, that typically conduct electrical impulses away from the neuron's cell body.

Neurons

Nerve cells that are the basic building blocks of the nervous system, responsible for receiving sensory input from the external world, sending motor commands to our muscles, and transforming and relaying the electrical signals at every step in between.