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Bio Ch 1 Unit Test
Biology Chapter 1 Unit Test
Question | Answer |
---|---|
How do sharing ideas through peer reviewed articles help advance science? | Scientists reading the articles may come up with new questions to study. |
Who reviews articles for peer reviewed journals. | anonymous and independent experts. |
Science differs from other disciplines such as history and the arts because science relies on______. | Testing explanations |
Measurements made while exerting a plant grow three centimeters over a two week period are called______. | Data |
Based on your observations you suggest that the presence of water could accelerate the growth of bread mold. | Hopothesis |
Why is creativity considered a scientific attitude? | creativity would help scientist come up with different experiments. |
Suppose that a scientist proposes a hypothesis about how a newly discovered virus affects humans. Other virus researchers would likely____. | Designed new experiments to test the proposed hypothesis. |
How many meters are in 2 kilometers? | 2,000meters |
The basic unit of length in the metric system is the____. | Meter |
What are the smallest objects that biologists study? | Molecule |
Suppose that a scientific idea is well tested and can be used to make predictions in numerous situations but cannot explain one particular event this idea is_____. | Theory that may need revision |
How do scientific theories compare to hypotheses? | Theories unify a broad range of observations and hypotheses. |
Which of the following is not a way that science influences society | Science gives society answers to difficult ethical issues. |
Cells in multicellular organisms have many different sizes and shapes; these differences in cells are part of cell specialization. Cell specialization allows cells to_____. | Performed different functions |
Which big idea in biology is most concerned with DNA? | Information and Heredity |
Which of the following is not a characteristic of all living things? | Ability to move |
Science is best described as a_____. | Way of Knowing |
During a controlled experiment a scientist isolates and tests_____. | A Single Variable |
A student sees a bee on a flower. The student wonders how the bee finds the flower. This student is displaying a scientific attitude_____. | Curiosity |
After a scientist publishes a paper someone else finds evidence that the paper's hypothesis may not be correct. The scientist is unhappy but studies the new evidence anyway. The scientist is showing which scientific attitude. | Open Mindedness |
What does a reviewer do during peer review? | check for mistakes and bais. |
How does studying science help you be a better member of society? | understanding how science works will help you make better decisions |
A personal preference or point of view is_____. | A Bais |
A well tested explanation that explains a lot of observations is______. | Theory |
Tree grow from common ancestry. This example represents a big idea in biology. | Evolution |
The process by which organisms keep everything inside their bodies within certain limits is called______. | Homeostasis |
Would a scientist who studies evolution also have to learn about other branches of biology? Why or Why not? | Yes, the different branches of biology are interrelated |
Biologists who work in the fields of genomics and molecular biology study_____. | DNA |
Scientists often try to repeat each other's results. Which of the following should a scientist do to make it easier for others to replicate his or her experiments. | Use the metric system when communicating procedures and results |
Inside all living things chemical reactions happen that allow living organisms to grow and develop. Organisms need to take in______to fuel these reactions. | Energy |
Charles Darwin's ideas about change over time have been well-tested by other scientists and are now considered to be a_____. | Theory |
The combination of chemical reactions through which organisms build up or break down materials as it carries out its life processes is called_____. | Metabolism |
Scientists try to use explanations of the natural world to understand patterns and make_______about natural events. | Predictions |
A person who asks a lot of questions about the natural world is showing the scientific attitude of______. | Curiosity |
Why is it not useful to view science as a set of facts? | Science is always changing |
Why is it necessary to put a paper through peer review before it is published? | To check for mistakes, bais, and/or fraud. |