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