Biology Lab 1-3
One centimeter equals how many millimeters?
10
Oil immersion objective lens?
100x
Low power objective lens?
10x
If a wooden block measures 3cm x 3cm x 3cm, how many ml would you expect it to displace in a beaker of water?
27ml
High power objective lens?
40x
Scanning power objective lens?
4x
What do you call a sample that goes through all the steps of an experiment and does not contain the factor being tested?
control
What is the final item placed on a wet mount before viewing with a light microscope?
cover slip
process of cells shriveling up because of a solution great than .9% NaCl
crenation
What do you call the information scientists collect when doing experiments and making observations?
data
Which part of a microscope regulates the amount of light?
diaphragm/condenser
the movement of molecules from a higher to a lower concentration
diffusion
What are the ocular lenses?
eyepieces
processes/packages/distributes proteins and lipids storage
golgi apparatus
solution that has a higher solute concentration than the cell
hypertonic solution
What is a tentative explanation of observed phenomena?
hypothesis
solution that has a lower solute concentration than the cell
hypotonic solution
solution that has the same concentration of solute
isotonic solution
Which type microscope would you use to view a euglena swimming in pond water?
light
Which organelle carries on intracellular digestion?
lysosome
digests macromolecules and cell parts
lysosome
cellular respiration and ATP production
mitochondria
What is a pH of 7 called?
neutral
Can data prove a hypothesis true?
no
water moves from the area of higher concentration to the area of lower concentration across the plasma membrane
osmosis
supports and protects the cell
cell wall
Name a structure present in a plant cell but not in an animal cell.
cell wall, chloroplast
converts sunlight to chemical energy (sugar)
chloroplasts
Regulates what enters and leaves the cell
plasma membrane
What is the function of rough endoplasmic reticulum?
protein synthesis
What does a pillbug do to protect itself?
rolls into a ball
What part of a pillbug is for protection?
shell
What is the function of the nucleus?
stores genetic info
What can be concluded if a pillbug curls into a ball?
threatened
H, C, or T? All living things are made of cells.
Theory
Which is more comprehensive, a conclusion or a theory?
theory