Biology 003 - Introduction to Biology » Fall 2022 » Test 1 Chp 1-5
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Question #1
Which of the following is an example of hypothesis-driven science?
A.
Finding and describing a new plant.
B.
Recording the water temperature off the CA coast over the course of a year.
C.
Documenting sea lion feeding behavior to see how El Niño affects their prey choice.
D.
Jane Goodall’s detailed documentation of chimpanzee behavior.
E.
Counting the number of butterflies during an annual migration.
Question #2
All of the following are properties of ALL living things EXCEPT:
A.
utilizing energy.
B.
reproduction.
C.
ability to walk.
D.
having an ordered structure.
E.
growth and development.
Question #3
Which of the following lists the levels of biological organization in increasing order (smallest à largest)?
A.
tissue, cell, organism, organ system, population, community
B.
tissue, cell, organ system, organism, community, population
C.
organ system, tissue, cell, organism, community, population
D.
cell, tissue, organ system, organism, population, community
E.
cell, tissue, organism, organ system, community, population
Question #4
The tree in your backyard is home to a colony of ants, a wasp's nest, two squirrels, and millions of bacteria. Together, with the local weather (average rainfall, temperature, soil pH) included all of this represents:
A.
a community.
B.
a population.
C.
a species.
D.
an ecosystem.
E.
F.
the biosphere.
Question #5
______ is an example of an element.
A.
Sugar
B.
Oxygen
C.
Lipid
D.
Protein
E.
Salt
Question #6
The orbital shell(s) of an atom contain(s):
A.
Electrons only
B.
Protons only
C.
protons and neutrons.
D.
Neutrons and electrons
E.
Neutrons only
F.
Protons and electrons
Question #7
Which of the following is a property of water?
A.
ability to dissolve polar solute molecules
B.
cohesion between water molecules
C.
All of these
D.
ability to store a large amount of heat energy
E.
F.
lower density as a solid than a liquid
Question #8
An enzyme is a type of:
A.
Carbohydrate
B.
protein
C.
Lipid
D.
Nucleic Acid
Question #9
Ions are atoms that have no charge because they have the same number of protons and electrons.
A.
False
B.
True
Question #10
The attraction between neighboring water molecules is called a(an):
A.
water bond
B.
covalent bond
C.
James bond
D.
ionic bond
E.
hydrogen bond
Question #11
Monomers (e.g. glucose and galactose) join together to form a polymer (e.g. lactose) through a hydrolysis reaction which releases water.
A.
True
B.
False
Question #12
Which type of bond is the strongest?
A.
Covalent bond
B.
James Bond
C.
hydrogen bond
D.
water bond
E.
ionic bond
Question #13
A(n) __________ forms when two atoms share electrons.
A.
ionic bond
B.
water bond
C.
hydrogen bond
D.
Covalent bond
E.
James Bond
Question #14
Saturated fats have double bonds that form kinks in their tails and are liquid at room temperature.
A.
False
B.
True
Question #15
Buffers are substances that resist changes in pH.
A.
False
B.
True
Question #16
Which of the following macromolecules is CORRECTLY paired with its monomer?
A.
Lipid - triglycerides, Nucleic acid - amino acids
B.
Protein - nucleotides, Carbohydrate - monosaccharides
C.
Lipid - triglycerides, Carbohydrate - monosaccharides
D.
Protein - nucleotides, Nucleic acid - amino acids
Question #17
Isotopes of an element have the same number of protons but different numbers of neutrons.
A.
True
B.
False
Question #18
Starch and chitin are examples of:
A.
lipids
B.
carbohydrates
C.
proteins
D.
nucleic acids
Question #19
An acid releases excess H+ ions to a solution and has a pH lower than 7.
A.
True
B.
False
Question #20
Hormones (e.g. estrogen and testosterone) and cholesterol are examples of:
A.
nucleic acids
B.
lipids
C.
carbohydrates
D.
proteins
Question #21
A theory is widely accepted by scientists and supported by lots of data, however it cannot be tested.
A.
True
B.
False
Question #22
DNA is a type of:
A.
proteins
B.
nucleic acids
C.
carbohydrates
D.
lipds
Question #23
The main function. of the plasma membrane is to ______.
A.
To package lipids
B.
To structurally support the cell
C.
Control what comes in/out of the cell
D.
To package proteins
Question #24
What is a theory?
A.
A scientific guess that we are unsure about since there is evidence for both sides
B.
A well thought out study that has a good testable idea
C.
A proposed explanation that has little evidence
D.
A big idea that is untestable but well supported by lots of evidence
Question #25
Match the organelle to its function. Powerhouse of the cell
A.
Cell membrane
B.
Mitochondria
C.
Ribosomes
D.
Central Vacuole
Question #26
Match the organelle to its function.Storage of water, used for support
A.
Mitochondria
B.
Ribosomes
C.
Chloroplast
D.
Central Vacuole
Question #27
Match the organelle to its function.Site where proteins are made
A.
cytoskeleton
B.
Ribosomes
C.
cell wall
D.
Chloroplast
Question #28
Match the organelle to its function.Lipid synthesis, detoxifying
A.
cell wall
B.
smooth endoplasmic reticulum
C.
Chloroplast
D.
rough endoplasmic reticulum
Question #29
Match the organelle to its function.Covered in Ribosomes
A.
rough endoplasmic reticulum
B.
Mitochondria
C.
Cell membrane
D.
Central Vacuole
Question #30
Match the organelle to its function.Site of photosynthesis
A.
Mitochondria
B.
Chloroplast
C.
smooth endoplasmic reticulum
D.
cell wall
Question #31
A hypothesis and a theory are basically the same thing.
A.
True
B.
False
Question #32
If a cell is hypertonic compared to the environment, which way would the solutes flow?
A.
It would not go anywhere
B.
Out of the cell
C.
It would go into and out of the cell at the same time
D.
Into the cell
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