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Gia(:
Ch. 1B #1-17
| Question | Answer |
|---|---|
| When a scientist classifies a newly discovered plant, its ____________ is studied. | pylogeny |
| What is the source of energy for plants? | the Sun. |
| When a bright light shines in your eyes, you close your eyelids quickly. What is the bright light? | a stimulus. |
| ____________ is a trait of all organisms. | Homeostasis. |
| You want to find out how much water an aquarium tank can hold. Which SI measurement unit would you use? | liters |
| When you touch a hot pan on the stove with your hand, you quickly move your hand away. How do you describe your hand's movement? | it is a reaction. |
| You want to weigh a large dog. Which SI measurement would you use? | kilograms. |
| What is the process in which new organisms replace those that die? | reproduction |
| The part of an experiment that can change is __________. | a variable. |
| Which of these is true of scientific methods? | The problem needs to be stated at the beginning of the process. |
| What is the length of time an organism is expected to live? | a life span. |
| Which person devised an animal classification system 2,000 years ago? | Aristotle |
| Which of these is true? | A theory can explain multiple hypotheses. |
| Which of these is a tool used to identify organisms? | a dichotomous key. |
| The theory that supposes that living things came from nonliving things is __________. | spontaneous generation. |
| Which of these scientists studies animals? | a zoologist. |
| In order to draw conclusions about a scientific problem, which is true? | A scientist can accept the hypothesis. |
Created by:
gmei
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