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