Exam 1: The Nature of Science

Which term best describes the temperate deciduous forests that cover the northeastern United States,including the Adirondack Mountains?

Match each term describing a level of biological hierarchy with its proper description.Terms may be used more than once or not at all. -Chemical bonds hold hydrogen and oxygen atoms together to form ________.

Is it important for scientists to communicate their results to fellow scientists?

Your friend says to you, “You do not need to understand evolution to understand biology because evolution is just a theory.” How would you explain to your friend that a “theory” in science is not “just a theory”?

Read each statement and identify whether the statement is a scientific fact, a scientific theory, or an opinion. Choices may be used more than once or not at all. -A disease that affects tomatoes,tomato blight,is caused by a fungus.

Living organisms maintain a constant internal environment by sensing and responding to their internal conditions.This stable maintenance of internal conditions is known as

A small,potentially living object was found.For this object to be considered alive,the object must

Which of the following statements is true?

David Blehert and his research team captured 117 healthy bats to study in the laboratory and divided them into four groups. Group 1 was housed in an area free from Geomyces destructans. Group 2 was housed in an area that shared the same air as bats infected with WNS, but these bats did not have direct contact with the infected bats. Group 3 was housed in direct contact with other bats infected with WNS. Bats in group 4 were directly exposed to Geomyces destructans when it was applied to their wings. During the study period the bats were monitored for signs of WNS. In this experiment, the independent was ________ and the dependent variable was ________.

The human heart pumps blood throughout the blood vessels in the body.This is a scientific

When Dr. Blehert and his team set out to determine the cause of death for thousands of bats, they determined that the sick and dead bats had a strange white fuzz on their noses and wings along with depleted fat reserves and damaged wing tissue. After performing observational studies, the researchers used a branch of mathematics called ________ to quantify the reliability of their data.

Consider the characteristics of living organisms.Would you classify viruses as living or nonliving? Justify your response.

Is it possible for scientists to study events that happened to animals or plants that lived millions of years ago?

Match the correct terms with the sentences below. -Suggest a ________ to explain your observations and questions.

Describe how DNA makes it possible for organisms to make new individuals like themselves.

Match the correct terms with the sentences below. -________your hypothesis,predictions,or test according to the results.

The roots of a sunflower plant growing downward while the shoot grows upward and the flower turns toward the sun are examples of what characteristic of all living organisms?

The group of 18 bats that were "sham injected" represents a ________ group that experienced ________.

After observing that students who regularly attend class appear to be making good grades,I propose the hypothesis that regular class attendance increases the probability that students earn higher grades.If I attend classes regularly this semester,I should make higher grades than I did last semester when I often missed class.This is a ________.

A scientist notices that a population of birds has decreased dramatically within one year and suspects that a newly introduced snail population may be affecting the bird population.Some individuals within the bird population eat snails,primarily,while other individuals avoid eating snails.Which of the following statements represents a prediction based on a well-constructed hypothesis for this observation?