Bio 100 First Exam ACTUAL Exam
Questions and CORRECT Answers
Atoms, molecules - CORRECT ANSWER - Atoms- unit of matter that cannot be further
broken down
Molecles- the chemical components of cells
Cell - CORRECT ANSWER - smallest living unit
Tissue - CORRECT ANSWER - made of similar types of cells that work together
Organ Systems - CORRECT ANSWER - made of different tissue types working together
Organism - CORRECT ANSWER - individual, with organs and organ systems
Population - CORRECT ANSWER - All individuals of a particular type (species)
interacting in a particular place
Community - CORRECT ANSWER - All the different type (species of organisms that
may interact in a particular place
Ecosystem - CORRECT ANSWER - All different type of of organisms, plus the non-
living (abiotic) components necessary for existence
Biosphere - CORRECT ANSWER - The portions of atmosphere, ocean, and land where
life exists on Earth
Characteristics of a living organism - CORRECT ANSWER - composed of cells
unique molecular composition
, responds to external environment
maintains homeostasis
requires energy and raw materials
grow and reproduce
populations are capable of evolving
Science Method - CORRECT ANSWER - based on the observations and measurements,
questions
Hypothesis - CORRECT ANSWER - a plausible explanation for a natural phenomena
Scientific Method - CORRECT ANSWER - a statement is "scientific" if an objective
method can be stated by which it can be disproven
Matter - CORRECT ANSWER - physical substance that takes up space and mass
EX: liquid, gas, solid, plasma
Element - CORRECT ANSWER - pure form of matter containing 1 type of atom
Earth is made up of 100 element + others
Atom - CORRECT ANSWER - smallest particle of an element
can't be broken down by ordinary chemical processes
Protons - CORRECT ANSWER - positive charge
has mass
used to determine identity
Neutrons - CORRECT ANSWER - no charge
Questions and CORRECT Answers
Atoms, molecules - CORRECT ANSWER - Atoms- unit of matter that cannot be further
broken down
Molecles- the chemical components of cells
Cell - CORRECT ANSWER - smallest living unit
Tissue - CORRECT ANSWER - made of similar types of cells that work together
Organ Systems - CORRECT ANSWER - made of different tissue types working together
Organism - CORRECT ANSWER - individual, with organs and organ systems
Population - CORRECT ANSWER - All individuals of a particular type (species)
interacting in a particular place
Community - CORRECT ANSWER - All the different type (species of organisms that
may interact in a particular place
Ecosystem - CORRECT ANSWER - All different type of of organisms, plus the non-
living (abiotic) components necessary for existence
Biosphere - CORRECT ANSWER - The portions of atmosphere, ocean, and land where
life exists on Earth
Characteristics of a living organism - CORRECT ANSWER - composed of cells
unique molecular composition
, responds to external environment
maintains homeostasis
requires energy and raw materials
grow and reproduce
populations are capable of evolving
Science Method - CORRECT ANSWER - based on the observations and measurements,
questions
Hypothesis - CORRECT ANSWER - a plausible explanation for a natural phenomena
Scientific Method - CORRECT ANSWER - a statement is "scientific" if an objective
method can be stated by which it can be disproven
Matter - CORRECT ANSWER - physical substance that takes up space and mass
EX: liquid, gas, solid, plasma
Element - CORRECT ANSWER - pure form of matter containing 1 type of atom
Earth is made up of 100 element + others
Atom - CORRECT ANSWER - smallest particle of an element
can't be broken down by ordinary chemical processes
Protons - CORRECT ANSWER - positive charge
has mass
used to determine identity
Neutrons - CORRECT ANSWER - no charge
