Advanced Biology Question Preview (ID: 38365)
Chapter 1 Test.
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The role of a control in an experiment is to
a) counteract the negative effect of the experiment.
b) ensure repeatability.
c) provide a basis of comparison to the experimental group.
d) prove that a hypothesis is correct.
The one-way flow of energy through an ecosystem, entering as sunlight, converted to chemical energy by producers, passed on to ___________, and exiting as heat
a) decomposers
b) producers
c) consumers
d) the soil
All cells have ___________, the chemical substance of genes.
a) DNA
b) a nucleus
c) molecules
d) organelles
The goal of ____________ is to apply scientific knowledge for some specific purpose.
a) science
b) technology
c) a controlled experiment
d) a theory
Which of the following statements about genetics is true?
a) Each DNA molecule is a single strand of nucleotides.
b) Genes are proteins that produce DNA.
c) Differences among organisms reflect different nucleotide sequences in their DNA.
d) DNA is made up of six different kinds of nucleotides.
A theory is
a) an explanation of an idea that is broad in scope and supported by a large body of evidence.
b) an idea that has been proven.
c) a concept in the early stages that still needs to be tested.
d) a description of a belief that invokes the supernatural.
Deductive reasoning is
a) A type of logic in which specific results are predicted from a general premise
b) A type of logic in which generalizations are based on a large number of specific observations
c) A testable explanation for a set of observations based on the available data and guided by inductive reasoning
d) A widely accepted explanatory idea that is broader in scope than a hypothesis, generates new hypotheses, and is supported by
If you eat a hamburger, you are mainly eating ground-up beef muscle. What levels of organization are represented in this ground-up muscle?
a) organ, organ system, and organism
b) organism, population, and community
c) organelle, cell, and tissue
d) tissue, organ, and organ system
The one-way flow of energy through an ecosystem, enters as:
a) heat
b) chemical energy
c) sunlight
d) CO2
Your instructor asks you to look into your microscope to see a prokaryotic cell. You will be looking for a cell that
a) has a nucleus.
b) has a membrane.
c) is much larger than most cells in your body.
d) makes up most of the tissues of your body.
What are the two domains that contain prokaryotes?
a) Bacteria and Archaea
b) Eukarya and Archaea
c) Plantae and Animalia
d) Fungi and Bacteria
A hypothesis is
a) the same as a theory.
b) a widely accepted idea about a phenomenon.
c) an explanatory idea that is broad in scope and supported by a large body of evidence.
d) a proposed explanation for a set of observations.
To be scientifically valid, a hypothesis must be
a) controlled.
b) part of a theory.
c) testable and falsifiable.
d) correct.
Which of the following sequences correctly lists that hierarchy from smallest to largest?
a) molecule, organelle, cell, tissue, organ, organ system, organism, population, community, ecosystem
b) ecosystem, population, organ system, cell, community, molecule, organ, organism, organelle, tissue
c) organism, organ system, tissue, population, organ, organelle, community, cell, ecosystem, molecule
d) cell, molecule, organ system, organ, organelle, population, tissue, organism, ecosystem, community
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