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Biology Semester I Review Flashcards | StudBud
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Biology Semester I Review
Biology Semester I Review
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A quiz reviewing cell biology concepts.
Flashcards
68 cards
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Practice quiz
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Questions
68
Answers
1
This is the stage of photosynthesis where carbon fixation takes place.
Light reaction
Krebs Cycle
Citric Acid Cycle
Calvin Cycle
2
The Krebs Cycle takes place in the cristae of the mitochondria
True
False
3
What are the products of photosynthesis?
CO2 , H2O, and energy
Oxygen and Glucose
4
Energy is released when the bond between this is broken in ATP.
Carbon atoms
Two ATP molecules
Phosphate group
Ribose and adenine
5
Where on an enzyme does the substrate attach?
Peptide bond
Active site
R group
Activator
6
The nucleus of a cell contains all of the following
EXCEPT _____.
mitochondria
RNA
DNA
chromosomes
7
A monomer is a small molecule.
True
False
8
The correct order of the phases in mitosis is ...
prophase, anaphase, metaphase, telophase
prophase, metaphase, anaphase, telophase, cytokinesis.
prophase, metaphase, anaphase, telophase,
metaphase, prophase, telophase, anaphase,
9
What bonds link amino acids?
peptide bonds
James bond
hydrogen bonds
polar bonds
10
During this phase of mitosis, chromosomes line up in the center of the cell.
Metaphase.
Telophase
Prophase
Anaphase
11
This is a scientific theory.
It's an uncertain guess.
It's the same as a hypothesis
It's a prediction.
It's a set of tested and confirmed hypotheses.
12
In cell respiration, electron carriers are:
NADH, ATP
NADPH, ATP
NADH, FADH2
Citric Acid, ATP
13
A scanning microscope can view living specimens
False
True
14
This is the purpose of accessory pigments in a leaf.
Absorb heat energy, not light.
Absorb green light.
Absorb colors chlorophyll a does not.
Absorb red and blue light.
15
This is what happens to a cell in a hypertonic solution.
The cell will scream.
The cell will burst.
The cell will shrivel.
The cell will not change.
16
Chromatids are ...
made of microtubules.
strands of duplicate genetic material.
supercoils of protein.
bacterial chromosomes.
17
All organic compounds contain this substance.
Carbon
Sulfur
Nitrogen
Chlorine
18
This is the macromolecule that contains a phosphate group, a sugar and a nitrogenous base.
carbohydrate
fatty acid
nucleotide
amino acid
19
The chemical equations for photosynthesis and cellular respiration are opposites.
False
True
20
The diffusion of water across a membrane is called ...
exocytosis.
endocytosis.
osmosis.
active transport.
21
A field biologist who studies the behavior of birds in a rain forest collects data by ...
observing.
inferring.
modeling.
experimenting.
22
The phase of the cell cycle where the cell grows and copies its DNA.
Interphase
Anaphase
Prophase
Metaphase
23
What is the smallest unit capable of all life functions?
A tissue.
A cell.
A molecule.
An atom.
24
This is produced by a cell that undergoes binary fission.
Random copying of certain chromosomes.
An identical copy of chromosomes.
Two times the number of chromosomes.
Half the number of chromosomes.
25
The Calvin cycle can occur during this time.
Only during the day.
Only at night.
Day or night.
Only when oxygen is present.
26
Diffusion is movement of a substance ____.
only in liquids.
from an area of high to low concentration.
through only the lipid bilayer.
from an area of low to high concentration.
27
This is the process of making ATP using ATP synthase
ATP Synthsis
Hydrolysis
Condensation Reaction
Chemiosmosis
28
Cactus and pineapples are examples of what type of plant?
CAM plants
C3 plants
Desert plants
C4 plants
29
The sum of all the chemical processes that occur in an organism is called ...
homeostasis.
metabolism.
development.
growth.
30
An organism that makes its own food using energy from the sun or inorganic chemicals is a(n) ..
Heterotroph
Herbivore
Omnivore
Autotroph
31
This is required to produce ATP during photosynthesis.
Electrons move down the ETC.
ATP synthase adds a phosphate to ADP.
All of the above.
Protons release energy as they pass through ATP synthase.
32
Which of these is a product of lactic acid fermentation?
ATP
Alcohol
NAD+
FADH2
33
In photosynthesis, the light reaction takes place in the _____.
thylakoid membrane
cell membrane
stroma
mitochondria
34
The division of the cytoplasm of a eukaryotic cell is called ...
mitosis
cytokinesis
binary fission
cytoplasmic streaming
35
This is the best environment for a cell to live in.
hypertonic
isometric
hypotonic
isotonic
36
This organelle digests old organelles and foreign substances.
ribosome
mitochondria
Golgi apparatus
lysosome
37
In this phase of mitosis, chromosomes begin to move to opposite ends of the cell.
Anaphase
Metaphase
Telophase
Prophase
38
Using this process, a cell sends products or wastes out of itself.
exocytosis
osmosis
facilitated diffusion
endocytosis
39
How many phosphate groups does ATP contain?
One
Three
Two
Four
40
A phospholipid molecule has these parts.
3 fatty acids and a glycerol molecule
2 fatty acids, a glycerol and a phosphate molecule
41
A microscope with a 10X ocular and a 25X objective lens has a total magnification of ...?
2,500x
35x
250x
2.5x
42
Constructing a graph is an example of this.
Predicting
Organizing data
Measuring
Observing
43
Which of these is a product of glycolysis?
CO2
FADH2
Alcohol
ATP
44
The lipid bilayer of the cell membrane does this.
Forms vesicles.
Transports substances in and out of the cell.
Provides a boundary to separate it from the environment.
All of the above.
45
This is the phase in the cell cycle where DNA is copied.
G2 phase
G1 phase
prophase
S phase
46
This process is often called "cell drinking".
phagocytosis
pinocytosis
cytolysis
endocytosis
47
Which scientist was the first to use the word "cells"?
van Leeuwenhoek
Virchow
Hooke
Schleiden
48
Plants store this in starch and animals store this in glycogen and break it down for energy.
cellulose
glucose
alcohol
phosphate
49
In the cell membrane, ion channels serve as _____.
cell identifiers
food molecules
passageways
information receivers
50
In cellular respiration, this is the correct order of the steps.
Glycolysis, Calvin Cycle, ETC
Glycolysis, Krebs, ETC
Glycolysis, Fermentation, Krebs, ETC
Glycolysis, Krebs, Fermentation
51
This organelle processes and packages substances produced by the cell.
mitochondria
Golgi apparatus
ribosome
lysosome
52
If an organism has 12 chromosomes in each body cell, how many will be in its gametes?
6
24
10
12
53
Cells need to be small because ...
getting substances in and out is easier.
they are much cuter.
then their jobs are easier.
they will live longer.
54
Which organelle enables plants to make carbohydrates?
cell wall
central vacuole
chloroplast
nucleus
55
The discovery of cells is most closely linked to ____.
observations of large, one-celled organisms.
the development of the microscope.
early investigations of disease.
efforts to reproduce organisms in the lab.
56
In which type of cell would you expect to find many mitochondria?
bone
muscle
skin
blood
57
Fermention produces no ATP.
True
False
58
Carbon atoms can bond together to form all of these except one.
Branched chains
Straight chains
Rings
Inorganic compounds
59
This theme in biology studies how organisms are related to each other and organisms that lived in the past.
Metabolism
Scientific Method
Interdependence
Evolution
60
Which of these is part of cell theory?
All cells contain the same organelles.
All cells arise from preexisting cells.
Mitosis is division of the nucleus
Cells were named after the monks' rooms
61
Biology studies this.
Energy Transfer
Plants and Animals
Animals
All living things
62
Non-living things grow by this method.
increasing the amount of energy they use.
cell division
cell enlargement
accumulating more of the material they are made of.
63
All forms of
PASSIVE
transport depend on this.
movement of molecules
ion channels
carrier proteins
ATP
64
The spot where two chromosomes are attached is the ...
chromatid.
centromere.
spindle.
centriole.
65
This is what an eyepiece in a compound microscope does.
It provides light for viewing.
It stains the specimen.
It holds the specimen in place.
It magnifies the image
66
This is what would happen in the human body without enzymes.
Body pH would change
Photosynthesis would happen.
Chemical reactions would happen too slow.
Chemical reactions would happen too fast.
67
The most important pigment in photosynthesis is ...
xanthophylls
carotenoids.
indigo
chlorophylls
68
The advantage of C4 plants is that they produce carbohydrates while using less ...
water.
RuBP.
ATP
carbon dioxide.
