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Review Term 3 midterm Flashcards | StudBud
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Review Term 3 midterm
Review Term 3 midterm
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Questions
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Answers
1
Which cells structure contains the cell's genetic material and controls the cell's activities?
golgi body
nucleus
nucleolus
2
The negative charge of an atom is...
a result of the neutrons
located in the electron cloud
a result of the protons
located in the nucleus
3
Example of a nucleic acids
sugars
lipids
nucleus
DNA
4
What are the macromolecules?
Nucleic acid, Proteins, Lipids and Carbohydrates
Proteins, Lipids. Iron and Carbohydrates
Carbohydrates, starches, Fats & Carbon
The element Carbon
5
Atomic Number = ____________ & ____________
Positrons & negatrons
Neutrons & protons
Protons & electrons
Electrons & neutrons
6
The diagram shows a light microscope. Name the part of the microscope labelled X
coarse focus
eyepiece
objective lens
stage
7
Proteins are assembled at organelles called?
ribosomes
chloroplasts
mitochondria
vacuoles
8
Organisms with a Nucleus and membrane bound organelles are
Eukaryotes
All Living things
All Biotic things
Prokaryotes
9
What is a monomer of a nucleic acid?
DNA
Fatty acids
Nucleotide
Galactose
10
Elements combine by losing, gaining or sharing
protons
neutrons
atoms
electrons
11
Which technology was important to the development of the cell theory?
Periscope
Binoculars
Telescope
Microscope
12
The atomic number...
equals the number of electrons
equals the number of protons
identifies the element
all of these
13
Simple cells without membrane-bound organelles (bacteria is an example)
eukaryote
prokaryote
14
Which of these organelles do animal cells not have?
Nucleus
Chloroplasts
Cell membrane
Lysosome
15
What range on the pH scale is an acid?
0-14
0-6
7
8-14
16
The cell theory states that
Cells come from preexisting cells
All of the above
Cells are the basic unit of life
All living things are made up of cells
17
Convert 10m = ________ cm
.001 cm
100 cm
1000 cm
.01 cm
18
Which of these organelles is found in both plant and animal cells?
chloroplast
cell wall
vacuole
cell membrane
19
Protective coat on a virus
protein
cell wall
capsid
20
Basic unit of life
atom
cell
compound
tissue
21
Neutral part of an atom
neutron
electron
proton
none
22
What are the organelles that contain chlorophyll?
cytoplasm
chloroplasts
golgi apparatus
mitochondria
23
Fatty acids are also called
carbohydrates
proteins
lipids
24
Which of the following is
not
a statement of the Cell Theory
All living things are organized by cells
Viruses have cells
Cells are the smallest living things
All cells come from other cells
25
Part of the microscope you look through.
eyepiece
base
objective lens
arm
26
While looking at cork under a crude microscope described "great many boxes" or _______?
Bacteria
Cells
Parasites
Microorgansims
27
What is the magnification of the microscope if one lens is 15 and the other lens is 40?
600
55
25
150
28
What does 'Atomic Number' mean?
How many neutrons there are
How many protons there are
How many shells there are
How many electrons there are
29
Data that involves numbers
quantitative
unknown
qualitative
30
Part of the microscope used to adjust the amount of light.
diaphragm
fine adjustment
light source
course adjustment
31
Who looked at pond water under a microscope and saw animalcules?
Hooke
Schleiden
Van Leeuwenhoek
Virchow
32
basic unit of matter
elements
cells
atoms
compounds
33
A substance made of one kind of atom.
compound
element
mixture
enzyme
34
An organism can only be seen through a microscope. Which is most likely true of that organism?
It is an animal
It is a single celled organism
It is a plant
It is multicellular
35
What are acids?
Neutralisation
Smallest matter
Something that can't be broken down
Corrosive substances
36
Elements found in ALL compounds of life are...
C, H, O N, P
C
C, H, O, N
C, H, O, N, P, S
37
What is the atomic number?
Number of electrons
Number of protons
Number of neutrons
38
An educated guess
problem
explanation
conclusion
hypothesis
39
A charged atom
ion
isotope
compound
40
Maintaining internal stability
homeostasis
hypothesis
homozygous
41
A substance with a pH of 2 is how much more acidic than a substance with a pH of 4?
100
1
2
10
42
Basic unit of length
liter
meter
grams
43
This organelle is jelly-like and takes up the space not occupied by other organelles
Cytoplasm
Ribosome
Cell Membrane
Nucleus
44
Charge of an atom?
Positive
None
Negative
Neutral
45
Charge of an atom =
protons - electrons
Number of electrons
Protons + Electrons
protons +neutrons
