The variety of life end of topic test Flashcards
variable you change
independent
variable you measure
dependent
variable you keep constant to make it a fair test
control
How do you test the reliability of an experiment?
Repeat it. If the repeats give the same or similar results, it is reliable
What measurements are more precise - measurements in cm or mm? mg or g?
mm and mg
In a table, what goes in the first column?
Independent variable
In a table, what goes in the second column?
Dependent variable
In a table, where do the units go?
In the column headings only
What data would be plotted into a bar chart?
Categoric
When would you draw a line graph?
When data is continuous
What is an anomalous result?
One that is very different from other repeats. It should not be used when calculating a mean
What is a habitat?
Place where an organism lives
Give one example of an adaptation of animals to their surroundings
coat colour for camouflage, thick layer of fur/thick coat for insulation in cold climate, large ears to radiate heat in hot climate
What is the grouping of organisms into groups based on shared features called?
Classification
What are the 6 main groups of all living things?
Plants, animals, fungi, protoctists, bacteria, viruses