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Blume Ch 2# 13-29

When a scientist classifies a newly discover plant, what is studied? Phylogeny
When a bright light shines in your eyes you close your eyelids quickly. WHat is the bright light? A stimulus
What 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 unit would you use? Kilograms
What is the process in which new organisms replace those that die? Reproduction
The part of an experiment that you can change is? A variable
True or false? The problem needs to be stated at the beginning of the process. True
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
True or false? A theory can explain multiple hypotheses. True
Which tool is used to identify organisms? A dichotomous key
What is the name of the theory that supposes that living things came from nonliving things? Spontaneous generation
What is the name of a scientist who studies animals? A zoologist
In order to draw conclusions about a scientific problem what does a scientist do? A scientist can accept the hypothesis
How do many-celled organisms grow? They make more cells
Created by: ayoung1