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First Semester Biology Exam Review Flashcards | StudBud
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First Semester Biology Exam Review
First Semester Biology Exam Review
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25 Questions from the semester exam.
Flashcards
30 cards
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Practice quiz
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Host live
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Questions
30
Answers
1
A plant cell loses water due to which process?
diffusion
active transport
osmosis
endocytosis
2
To what is letter G pointing?
endoplasmic reticulum
cell wall
vacuole
cell membrane
3
Prokaryotic cells and eukaryotic cells have ALL of the following structures in common EXCEPT
a cell membrane
a nucleus
ribosomes
chromatin (DNA)
4
The phase of the cell cycle where DNA is copied...
G1 phase
S phase
prophase
G2 phase
5
What type of cell is this?
Plant
Prokaryotic
Bacteria
Animal
6
Which part of the microscope should be in the lowest position when you are finished using it?
stage
light
iris diaphragm
eyepiece
7
In an experiment what is the variable that the scientist is testing (or manipulating)?
controlled
independent
responding
dependent
8
What type of cell is this?
prokaryote, animal
eukaryote, plant
prokaryote, plant
eukaryote, animal
9
The _____ controls the amount of light that passes through the specimen on a slide.
stage
diaphragm
objective
adjustment knob
10
What type of cells are these?
Skin cells
Eukaryotic cells
Prokaryotic cells
Plant cells
11
Biology is the study of
all of these are correct
living things
organisms
life
12
To what is letter E pointing?
mitochondria
lysosome
nucleus
Golgi body
13
When graphing data, the independent variable data goes on the ....
y axis
x axis
14
The molecule below is an example of a...
carbohydrate
nucleic acid
protein
lipid
15
What is the monomer of a protein?
amino acid
fatty acid
enzyme
nucleic acid
16
The cell on the left is the "before" & on the right is the "after"? What type of solution was this cell placed in?
hypertonic solution
osmotic solution
isotonic solution
hypotonic solution
17
What type of molecules are seen in the picture?
polysaccharides
prokaryotes
phospholipids
cytoplasm
18
What phase of the cell cycle is this cell in?
telophase
anaphase
interphase
metaphase
19
What cell structures can be clearly seen in these onion cells?
cell wall & vacuole
vacuole & chloroplast
cell wall & nucleus
vacuole & nucleus
20
What phase of the cell cycle is this cell in?
telophase
metaphase
interphase
prophase
21
Which TWO parts of the microscope determine the total magnification?
eyepiece & stage
objective lens & eyepiece
iris diaphragm & eyepiece
iris diaphragm & objective lens
22
What biological molecule activity is explained by the analogy shown?
carbohydrate
monosaccharide
nucleotide
enzyme
23
The picture shows the results of adding a piece of liver to a tube of hydrogen peroxide. What can you conclude?
The enzyme is not working
The enzyme is working well
Very little hydrogen peroxide is split
The active site on the enzyme is damaged
24
What structures make proteins and can be found floating in the cytoplasm or attached to the ER?
mitochondria
vesicles
ribosomes
lysosomes
25
You view a specimen under a microscope using a 10x objective. What is the total magnification?
10x
0x
20x
100x
26
The process by which organisms keep their internal environment fairly constant is called
homeostasis
evolution
metabolism
adaptation
27
If testing with Benedict's solution gives you the results on the right, what can you conclude?
substance is a monosaccharide
substance is a disaccharide
substance is a protein
substance is a polysaccharide
28
Which part on the microscope should be used to focus only under low power?
fine focus knob
coarse focus knob
iris diaphragm
objective lens
29
What part of an experiment serves as a comparison?
independent variable
control group
experimental group
constants
30
What form is DNA in for the majority of the cell's life?
chromatin
centromere
chromatid
sister chromatid