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Biology Unit 1 Flashcards | StudBud
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Biology Unit 1
Biology Unit 1
25 terms
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scientific method, study of life, microscope, metrics, properties of water
Flashcards
25 cards
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Questions
25
Answers
1
The balance within an organism's body.
metabolism
homeostasis
stimulus
digestion
2
Anything in the environment that causes an organism to react.
light
homeostasis
stimulus
metabolism
3
Type of bond that binds water molecules together with other water molecules.
hydrogen
ionic
covalent
oxygen
4
When measuring the temperature of the room, you are collecting ____.
control
theory
qualitative data
quantitative data
5
Basic unit of life:
atom
molecule
organism
cell
6
When the paperclip sat on top of the beaker of water: (which of the terms does not belong)
adhesion
cohesion
solubility
surface tension
7
What is the basic unit of measuring volume in the metric system?
liter
gram
meter
milliliter
8
What is the study of life?
biology
physics
science
cell
9
What is the total power of magnification when using an eyepiece of 10x and an objective of 10x?
20X
100X
10X
1000X
10
The compound being dissolved (ex. salt)
solvent
solution
mixture
solute
11
Which boils faster (alcohol or water)
.
water
alcohol
12
A living thing:
molecules
organism
ecosystem
atom
13
The factor that a scientist changes in an experiment.
dependent variable
independent variable
data
control
14
__________ is a process to check the validity of an experiment.
collecting data
form a theory
ethics
peer review
15
430.1
μL
= ______
mL
430100
43.01
4.301
.4301
16
What should you do before forming a hypothesis?
design an experiment
collect data
make an observation
form a theory
17
Sum total of all the chemical reactions in an organism.
stimulus
cohesion
metabolism
homeostasis
18
water is attracted to other substances other than itself
adhesion
cohesion
solvent
surface tension
19
What structure is used for adjusting the amount of light on your microscope?
objective
diaphragm
eyepiece
coarse adjustment
20
Convert 2100 mg to _____kg
.2100
.02100
2,100,000,000
.002100
21
Which type of microscope can be used to see 3D image of a specimen at 200,000X magnification?
field
light
SEM
TEM
22
Water likes to stick to other water molecules
cohesion
surface tension
adhesion
specific heat
23
Water has a charge on it:
neutron
polar
isotope
temperature moderation
24
What is the metric base unit for distance?
gram
kilometer
meter
liter
25
Convert 45 daL to ____L
.45
450
45
4.5