BIOL 1001 / Exam 1 /
Bhattacharyya / LSU Questions
And Answers
Name the levels of organization of matter from least complex to
most complex. - ANSWERS >>>Atom, Molecule, cell, tissue, organ
organ system, multicellular organism, population, species,
community, ecosystem, biosher...
BIOL 1001 / Exam 1 /
Bhattacharyya / LSU Questions
And Answers
Name the levels of organization of matter from least complex to
most complex. - ANSWERS >>>Atom, Molecule, cell, tissue, organ
organ system, multicellular organism, population, species,
community, ecosystem, bioshere
What is the biosphere? - ANSWERS >>>That part of Earth
inhabited by living organisms; includes both the living and nonliving
components.
What is an ecosystem? - ANSWERS >>>a community together with
its nonliving surroundings.
What is a community? - ANSWERS >>>Two or more populations of
different species living and interacting in the same area
,What is a species? - ANSWERS >>>very similar; potentially
interbreeding organisms.
What is a population? - ANSWERS >>>Members of on species
inhabiting the same area.
What is a multicellular organism? - ANSWERS >>>an individual
living thing composed of many cells
What is an organ system? - ANSWERS >>>Two or more organs
working together in the execution of a specific bodily function.
What is an organ? - ANSWERS >>>a structure usually composed of
several tissue types that form a functional unit
What is tissue? - ANSWERS >>>a group of similar cells that
perform a specific function
, What is a cell? - ANSWERS >>>the smallest unit of life
What is a molecule? - ANSWERS >>>a combination of atoms.
What is an atom? - ANSWERS >>>the smallest particle of an
element that retains the properties of that element.
T/F. Animal cells have a cell wall. - ANSWERS >>>False. Plant cells
have cell walls.
T/F. All cells have a plasma membrane. - ANSWERS >>>True
The plasma membrane_____ - ANSWERS >>>controls what
substances enter and leave the cell
The nucleus is surrounded by a membrane called the _____ -
ANSWERS >>>nuclear envelope
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