The work of scientists usually begins with this step.
What is careful observations
100
What is an organized way of gathering and analyzing evidence about the natural world?
Science
100
What is the variable that is deliberately changed?
Independent Variable
100
An important goal of all scientists is to use this to learn about the natural world.
What is observation
100
All things are connected together in a "living planet" called the
What is biosphere
200
Information gathered from watching potatoes decomposed.
What is data
200
The study of life.
Biology
200
Any signal to which an organism responds to
A stimulus
200
Maintaining a relatively stable internal environment even when the external environment changes.
Homeostasis
200
In science, we use this system of measurement.
What is metric.
300
Based on your observations, you suggest that grass seed watered with fertilizer will germinate faster than grass seed watered with plain water. This is called
What is a hypothesis
300
The idea that all living things share a common ancestor describes which Big Idea in biology?
What is evolution
300
What characteristic of life is illustrated in a food web?
What is all living things need material and energy
300
For a hypothesis to be considered good, you have to be able to do this.
What is test it
300
A combination of chemical reactions through which an organism breaks down or builds up materials as it carries out its life processes is known as this.
What is metabolism
400
In a controlled experiment it is important for a scientist to isolate and test a single one of these.
What is a variable
400
Charles Darwin's idea about change over time has been well tested by other scientists and is now considered to be this.
What is a theory
400
Most plants and animals exhibit this type of reproduction.
What is sexual
400
Scientists who have strong moral beliefs about what they are studying may exhibit this when interpreting their results.
What is bias
400
The smallest units of living things that are considered alive are ___
What are cells
500
If a scientist wants their research an data to be widely accepted by other scientists, their work must go through this before it is published.
What is peer review
500
What is a control group?
the group that is exposed to the same conditions as the experimental group except for one independent variable
500
These are the smallest units studied by biologists
What are molecules
500
What is the purpose of the microscope's diaphragm?