Something that is not changed. The group changed by the variable is compared to this.
What is a control?
100
Which of these is NOT a characteristic of life?
Homeostasis, DNA, Genetic Material, energy (metabolism)?
What is DNA?
100
Molecules of water make these types of bonds with each other.
What are hydrogen bonds?
100
These are the 5 elements found in most organic compounds.
What is Hydrogen, Oxygen, Carbon, Sulfer, and Nitrogen (or HONCS)?
100
Name the two major types of bonds.
Covalent Bonds, Ionic Bonds.
200
What is the difference between an independent variable and a dependenet variable?
Independent: What is altered. Dependent: What is expected to change as a result of changing the independent variable.
200
Why can a virus be considered to be alive or not alive?
Alive: Has genetic material, reacts to stimuli, evolution
Not-Alive: Relies on other organisms for metabolism, no organelles, no cells.
200
The hydrogen and oxygen molecules of water exhibit this kind of bond.
What is a polar bond? (Polar Covalent Bonding)
200
Identify the drawing.
What is a carbohydrate (glucose)?
200
Give the amount of neutrons, protons, and electrons for the given element: Carbon
6, 6, and 6.
300
List the different steps of an experiment IN ORDER.
Creation of a question, observation, formation of a hypothesis, Create/perform an experiment, Analyze the resulting data, Make conclusions based on the gathered data
300
List all of the characteristics of life.
Energy, evolution, cells, organization, reproduction, growth and development, homeostasis, response to stimuli, death.
300
Why are waters temperature stabilizing effects beneficial to underwater organisms?
Only the top of the water freezes, allowing life to continue underneath. Also, water doesn't evaporate in very large quantities during warm period, so underwater life will not be killed every time it becomes warm.