WorksheetsPBS Unit 1.1 Pre Assessment
Total questions: 10
Worksheet time: 16mins
The variable that is the outcome, the one the researcher measures as part of the experiment is called the
Control
Independent
Dependent
Co-dependent
In an experiment that measures the rate of cell growth in petri plates at different levels of oxygen, what is the independent variable?
The petri plate
The level of oxygen
Cell growth
The amount of light in the room
Which of the following would NOT be considered a vital sign?
Heart rate
Respiration rate
Allergy
Body Temperature
Can you explain why red blood cells do not reproduce?
What is pictured below?
What type of bond joins nucleotides together?
(a)
What type of molecule, produced by B cells, would bind to a foreign molecule in your body?
pathogen
antigen
complement
antibody
nitrogenous bases are joined together with what type of bonds?
Covalent
Hydrogen
Van der Waals
Ionic
Explain why people with Type A blood cannot receive Type B blood using the terms antigen and antibody
What types of evidence can be collected at a crime scene?
