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