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IB bio Post Test Review
IB bio Post Test Review
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1
What enzyme found in saliva breaks chemical bonds between the sugar monomers in starches?
Chyme
Hydrochloric Acid
Amylase
Pepsin
2
The diffusion of water across a selectively permeable membrane is called
osmosis
facilitated diffusion
active transport
osmostic pressure
3
The branch of biology dealing with interactions among organism and their enviroment is called..
Recycling
Ecology
Modeling
Economy
4
What "Food Tube" carries food between the Pharynx and the Stomach?
Large Intestine
Esophagus
Small Intestine
Epiglottis
5
DNA is copied during a process called....
Translation
Transformation
Replication
Transcription
6
Cellular Respiration is called an aerobic process because it requires....
Light
Glucose
Oxygen
Exercise
7
When during the cell cycle is a cell's DNA replicated
G1 Phase
M Phase
S Phase
G2 Phase
8
An animal that is surronded by fresh water will burst because the osmotic pressure causes
solutes to move into the cell
solutes to move out of the cell
water to move out of the cell
water to move into the cell
9
Which of the following in NOT a function of blood?
regulate body temperature
regulate filtration
transport nutrients
fight infection
10
Cellular Respiration uses one molecule of glucose to produce
2 ATP Molecules
38 ATP Molecules
34 ATP Molecules
36 ATP Molecules
11
The process of making changes in the DNA code of a living organism is called
Inbreeding
Selective Breeding
Genetic Engineering
Hybridization
12
When an infection occurs,the number of
White Blood Cells Decrease
White Blood Cells Increase
Red Blood Cells Increase
Red Blood Cells Decrease
13
Which has become the most important for enviromental change on Earth?
Climate
Conservation Biology
Human Activity
Energy
14
Using renewable resources while ensuring that they are not depleted is a practice called....
Monoculture
Sustainable Use
Biological Magnification
Subsistence Hunting
15
Whe the concentration of molecules on both sides of a membrane is the same the molecules will..
move across the membrane in both directions
move across the membrane to the inside of the cell
move across the membrane to the outside of the cell
stop moving across the membrane
16
Some scientists think that global warming is....
All of the Above
a result of human activities
melting the polar ice caps
a natural variation in climate
17
In humans,the pelvis and femur,or thigh bone, are involved in walking. In whales they are....
Vestigial Structures
Examples of Fossils
Examples of Natural Variation
Acquired Traits
18
What happens during the process of translation?
MRNA is made from DNA
MRNA produces proteins
Copies of DNA are made
TRNA is made from MRNA
19
The basic unit of mass is
meter
ounce
gram
liter
20
Photosynthesis uses sunlight to convert water and carbon dioxide into....
ATP and Oxygen
Oxygen and High-Energy Sugars
High-Energy Sugars
Oxygen
21
The structure labeled A is called the....
sister chromatid
spindle
centromere
centriole
22
Which of the following is NOT a characteristic off all living things?
response to environment
ability to move
growth & development
ability to reproduce
23
The structures labeled B is called...
centromeres
centrioles
sister chromatids
spindles
24
Which of the following blood cell contain hemoglobin?
all of the above
red blood cells
white blood cells
plasma
25
What kind of structure does the picture show?
Protein
Amino Acids
RNA Molecule
DNA Molecule
26
What are thelevels of organization in a multicellular organism from simplest to most complex?
cell, tissue, organ, organ system
organ system, organ, tissue, cell
cell, tissue, organ system
tissue, organ, organ system
27
Unlike Mitosis, Meiosis results in the formation of.....
2 Different cells
2 Identical cells
4 Different cells
4 Identical cells
28
A cross of a Red Cow (RR) with a White Bull (WW) Produces an offspring (RRWW). This is known as
Codominance
Multiple Alleles
Incomplete Dominance
Polygenic Inheritance
29
Organisms that can't make their own food and obtain energy from the foods they eat are called
Plants
Autotrophs
Thylakids
Heterotrphs
30
Gametes are produce by the process of...
Crossing-Over
Mitosis
Meiosis
Replication
31
SItuations in which an allele for a gene is NOT completely dominant over another is called...
Multiple Alleles
Multiple Genes
Incomplete Dominance
Polygenic Inheritance
32
The second part of a scientific name is unique to each....
Order in its Class
Family in its Order
Species in its Genius
Genus in its Family
33
Which organelle makes proteins using coded instructions that come from the nucleus?
Ribosome
Golgi Apparatus
Vacoule
Mitochondrion
34
During DNA replication, a DNA strand that has the bases CTAGGT produces a strand with the bases
TCGAAC
GAUCCA
AGCTTG
GATCCA
35
Which of these processes takes place in the cytoplasm of a cell?
Electron Transport
Glycolosis
Krebs Cycle
All of The Above
36
Where do the light-dependent reactions take place?
In the Stroma
Outside the Chloroplast
In the Thylakoid Membranes
Only in Chlorophyll molecules
37
Which of the following represents the phases of mitosis in their proper sequence?
Prophase, Metaphase, Anaphase, Telophase, Cytokinesis
Interphase, Prophase, Metaphase, Anaphase, Telophase
Innterphase, Prophase, Metaphase, Telophase
Prophase, Metaphase, Anaphase, Telophase
38
All the interconnected feeding relationshsips in an ecosystem make up a food
Network
Web
Chain
Interaction
39
What is the ultimate source of genetic variability?
Inbreeding
Radiation
Reproduction
Mutation
40
Cancer is a disorder in which some cells have lost the ability to control their...
growth rate
surface area
size
spindle fiber
41
Which of the following organisms are prokaryotes?
animals
bacteria
all of the above
plants
42
The cell membrane contains channels and pumps. What are these channels and pumps made of?
Lipids
Carbohydrate
Bilipds
Protein
43
Which process is used to produce beer and wine?
Lactic Acid Fermenration
Krebs Cycle
Glycolysis
Alcoholic Fermentation
44
A Substance that accelerates the rate of a chemical reaction is called a(an)
Molecule
Elements
Lipid
Catalyst
45
The two main types of Fermentation are called....
Aerobic and Anaerobic
Alcoholic and Lactic acid
Alcoholic and Aerobic
Lactic Acid and Anaerobic
46
RNA contains the sugar
Glucose
Lactose
Ribose
Deoxyribose
47
In the metric system, the basic unit of length is
millimeter
meter
kilometer
centimeter
48
According to Darwin's Theory of natural selection,indivual that survive are best adapted.Due to
Possesion of inherited adaptations that maximize fitness.
Lack of competition within the species
Possesion of adaptations developed through use.
choices made by plant and animal breeders
49
Which of the following is the correct sequence of events in cellular respiration?
Krebs Cycle→Electron Transport→Glycolysis
Krebs Cycle→Glycolysis→Electron Transport
Glycolysis→Fermentation→Krebs Cycle
Glycolosis→Krebs Cycle→Electron Transport
50
Diffusion is the movement of molecules from
Area of low concentration to an area of high concentrarion
Are of Equilibrium to an are of high concentration
Area of high concentration to an area of low concentration
All of the Above
51
A Monosaccharide is a
lipid
protein
nucleic acid
carbohydrate
52
Organism , such as plants, that make their own food are called....
Pigments
Heterotrophs
Thylakoids
Autotrophs
53
The process by which O2 & CO2 are exchanged between cells, the blood, & air in lungs is called
respiration
systematic circulation
cellular respiration
emphysema
54
Which of the follwoing is NOT a principle of the cell theory
very few cells reproduce
cells are the basic units of life
all cells are produced by existing cells
all living things are made of cells
55
What is the original source of almost all the energy in most ecosystems?
Sunlight
Carbon
Carbonhydrates
Water
56
Scientists assign each kind of organism a universally accepted name in the system known as....
The Three Domains
Binomial Nomeclature
Traditional Classifications
Cladistics
57
If an organism's diploid is number 12. It's Haploid number is....
24
3
6
12
58
The Calvin Cycle is another name for.....
All of the Above
Light-Dependent Reactions
Light-Independent Reaction
Photosynthesis
59
Which of the following is a nucleotide found in DNA?
Ribose + Phosphate Group + Uracil
Deoxyribose + Phosphate Group + Cytosine
Ribose + Phosphate Group + Thymine
Deoxyribose + Phosphate Group + Uracil
60
An adaption is an inherited characteristic that can be....
Acquired during the organism's lifetime
Physical or Behavioral
the result of artificial selection
Physical or Geographical
61
Unlike DNA, RNA contains
Adenine
Phosphate groups
Thymine
Uracil
62
Prokaryotes lack
a nucleus
cytoplasm
a cell membrane
genetic material
63
Organisms that have two identical alleles for a particular trait are said to be
heterozygous
hybrid
homozygous
dominant
64
What is the correct equation for Cellular Respiration?
6CO2 + 6H2O→6O2+C6H12O6+ Energy
6O2+C6H12O6→6CO2 + 6H2O + Energy
6O2+C6H12O6 + Energy→6CO2 + 6H2O
6CO2 + 6H2O + Energy→6O2+C6H12O6
65
Genes contain instructions for assembling...
purines
proteins
nucleosomes
pyrimidines
66
Which organelles help provide cells with energy?
Golgi Apperatus and Ribosomes
Mitochondria and Chloropasts
Smooth ER
Rough ER
67
Biology is the Study of ....
the land, water, and air on earth
the environment
animals and plants only
the living world
68
A Mom that has A+ Blood has a daughter with O+ and a son with B-.What genotype is the son?
ii
IBIB
IBi
IAIA
69
Which cell structure contains the cell's genetic material and controls the cell's activites?
cell envelope
cytoplasm
nucleus
organelle
70
Which of the following organic compounds is the main source of energy for living things?
Proteins
Carbohydrates
Lipid
Nucleic Acid
71
WHich is the correct direction of blood flow?
Left Ventricle→Left Atrium→Aorta
Left Ventricle→Pulmonary Artery→Aorta
Right Atrium→Left ATrium→Pulmonary Artery
Right Atrium→Right Ventricle→Pulmonary Artery
