What are all living parts of the environment called?
Biotic Factors
100
A possible explanation for a set of observations
Hypothesis
100
Science is
a. a collection of information
b. based on facts
c. random
d. uncertain
d.uncertain
100
A scientist who studies movement of land is a paleontologist.
False, it is a seismologist.
100
Why is it important to be knowledgeable about issues in science?
So we can make good decisions about the environment and science to help people.
200
Everything that surrounds an organism
environment
200
Any factor that affects the outcome of an experiment
Variable
200
Science cannot answer questions that are
a. testable
b. observable
c. based on ethics
d. based on observations
c. based on ethics
200
All the environments in which organisms live make up the biosphere.
True
200
What is a prediction?
A thought of what will happen later in an experiment.
300
All the nonliving parts of the environment are called
Biotic Factors
300
Which group would have all of the factors that were there when the original observations were made.
The Control
300
Observations should be made
a. before an experiment is designed
b. while an experiment is being conducted
c. before and after an experiment
d. after the experiment is completed
c. before and after an experiment.
300
A wooden chair ma be one of the biotic factors in your environment.
False, a chair is an abiotic factor.
300
List two ways observations are made.
Senses and tools
400
The study of the environments in which organisms live and how they interact.
Environmental Science
400
The factor that changes in response to the independent variable
Dependent Variable
400
The abiotic factors in an environment include
a. plants
b. animals
c. water
d. microbes
c. water
400
It is difficult to predict the results of changes in the biosphere because interactions are simple.
False, it is complex.
400
Which fields of science are used in Environmental Science?
Biography, physics, and chemistry
500
Scientist that study the interactions between organisms and their environments.
Ecologists
500
The one variable that is changed to test the prediction is called_________.
Independent Variable
500
Interactions in the environment are usually
a. complex
b. predicable
c. easily observed
d. well understood
a. complex
500
Environmental protection policies often have economic impact.
true
500
Two ways scientists represent data collected on an experiment.