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adam lipnicki

Blume ch. 1 # 1-17

When a scientist classifies a newly discovered plant, they study... phylogeny
When a bright light shines in your eyes, you close your eye lids 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 can change is __________ ? a variable
Which of these is true of scientific methods? 1- it is not important to form a hypothesis 2- conclusions are drawn at the beginning of the process 3- the problem needs to be stated at the beginning of the process 4- data can be analyzed in only one wa 3- the problem needs to be stated at the beginning of the process
What is the length of the time an organism is expected to live? a life span
Which person devised an animal classification system 2,000 years ago? Aristole
How many hypotheses can a theory explain? multiple hypotheses
Which one is a tool used to identify organisms? 1- a stimulus 2- a hypothesis 3- a control 4- a dichotomous key 4- a dichotomous key
The theory that supposes that living things came from nonliving things is... spontaneous generation
Which of these scientists studies animals? botanist, physicist, zoologist, or geologist a zoologist
In order to draw conclusions about a scientific problem a scientist can... 1- never revise the hypothesis 2- choose whether or not to form a hypothesis 3- always reject the hypothesis 4- accept the hypothesis 4- A scientist can accept the hypothesis.
How do many-celled organisms grow? 1- the cells use energy from the Sun 2- only one of its cells gets bigger 3- bacteria invade the cells 4- they make more cells they make more cells
Created by: alipnicki