Safety
Name two items you must wear during a lab when working with chemicals that could splash
Goggles, apron/coat
What is the first step of the scientific method?
Asking a question
Name two organelles found in plant cells but not animal cells
Cell wall and chloroplasts
Which body system transports oxygen and nutrients to cells and removes wastes?
Circulatory
What is the base unit for length in the metric system?
Meter
Which tool would you use to measure 25.0 mL of liquid accurately in a lab?
Graduated Cylinder
Define a hypothesis.
A testable prediction that explains an observation (often written as an "If...then..." statement).
What is the function of the mitochondria?
Produces cellular energy
Which organ is primarily responsible for filtering blood from the digestive system?
Liver
Convert 3,500 milligrams to grams.
3.5 g
Describe the proper way to smell a chemical in the lab if instructed to do so.
Waft
What is a dependent variable?
What you measure
Describe the main difference between prokaryotic and eukaryotic cells
Prokaryotic cells lack a nucleus and membrane-bound organelles; eukaryotic cells have a nucleus and membrane-bound organelles.
Describe how the respiratory and circulatory systems work together to deliver oxygen to body cells
The lungs bring oxygen into the bloodstream (in the alveoli); oxygen diffuses into blood, where red blood cells carry it via the circulatory system to body tissues; carbon dioxide travels back to the lungs to be exhaled.
How many meters are in 1km?
1000
What piece of lab equipment would be used to find the mass of a beaker?
Triple beam balance/digital balance
What is a control group?
Explain how the structure of the cell membrane helps it control what enters and leaves the cell.
It is semi-permeable
Skeletal, Muscular, Nervous
What is the base metric unit for liquid volume?
Liter
The invention of what piece of lab equipment was contributed to Hans and Zacharias Janssen.
Compound Microscope
What is an independent variable?
What the scientist changes and is testing
What are the 3 parts of cell theory?
All living things are made of cells.
Cells are the basic unit of life.
Cells come from preexisting cells.
The five levels of multicellular organization.
cells-tissues-organs-organ systems-organism
A cube measures 3m x 3m x 3m, what is its volume with the correct units?
27m3