Chapter 1 Quiz

Which of the following would be considered a renewable resource? Uranium Aluminum Cattle Coal

Cattle

__________ experiments are those that involve the use of observations on a group that receives the same manipulations as the treatment group except for the one factor being studied or varied.

Controlled

Of the following, which one is the best research hypothesis for the question, "Does flower color affect how attractive the flowers are to bees?" -Light colored flowers will attract more bees than dark colored flowers -Bees are attracted to flowers because they can drink the nectar and eat the pollen, and by visiting flowers, they help the flowers pollinate each other -Bees can see light-colored flowers better than dark-colored flowers -Flower odor has a greater effect on attraction by bees than does flower color

Light colored flowers will attract more bees than dark colored flowers

A forestry company wants to carry out a sustainable harvest from a forest in the Pacific Northwest and needs to establish how many trees can be sustainably harvested every year. Which one of the following statements best describes a scientifically valid approach to answering this question? -no trees can be removed because it is not possible to sustainably remove trees from a forest -measure the number of trees in the forest, and divide the total number of trees by the number of years that the harvest will take place to come up with an average annual estimate of forest removal -measure how many trees naturally regenerate each year, and then make sure the harvest removes no more than the number of trees that naturally regenerate -Harvest trees for several years, and then measure the number of forest animals that are still living in the forest

Measure how many trees naturally regenerate each year, and then make sure the harvest removes no more than the number of trees that naturally regenerate

Which one of the following best describes the scientific peer review process? -Scientists anonymously evaluate the research of another scientist -Other scientists oversee the collection of data for an experiment to verify that a researcher is not making up the results -It is the only known process by which certain species of birds can be monitored without affecting the birds' behavior -A scientist's friends vouch for the scientist's honesty in order for the scientist's research to be published

Scientists anonymously evaluate the research of another scientist

What is the role of creativity in science?

Scientists must be creative in order to design appropriate experiments and think critically about unexpected results.

What can be used to help untangle patterns in complex data sets?

Statistics

What is the role of statistic in science?

Statistics are used to determine whether the results of an experiment are meaningful.

What best illustrates the concept of a negative feedback loop?

When your body overheats you begin to sweat, which causes evaporative cooling, which cools you down

To be valid, a scientific explanation needs to be _________.

accurate and repeatable

An activity that is sustainable is best described as one that ______.

can be carried out indefinitely into the future

The Brundtland Commission attempted to _______.

encourage more sustainable paths for economic development

A scientist is said to be "uncertain" when _______.

he/she is less than 100% certain

Environmental science is the study of the ______ of the environment.

interactions between the biological, chemical, and physical components

Pseudoscience is __________.

not published in peer-review journals

Models are used in scientific research in order to ________.

study systems that would be too complicated or too large to manipulate.

Which one of the following would be an emergent property of a vegetable garden? -the need for water -the tomatoes and green beans grown in the garden -the soil, the plants, and the earthworms living in the garden -the changing nutrient levels in the garden's soil during the growing season

the changing nutrient levels in the garden's soil during the growing season

You should be skeptical of scientific claims if _________.

they have not been published in peer-review journals

A scientific theory is best described as a(n) _________.

widely-supported scientific explanation

Which of the following best illustrates quantitative data? -whether you like class -your IQ -your dorm room number -your gender

your IQ