Characteristics of Life
Scientific Method
Composition of Life
Water and Solutions
Cells and Movement
100
All living things are made of
cells
100
An independent variable is
the treatment in an experiment.
100
The smallest unit of life is a(n)
atom
100
A solution with a pH between 0 and 7 is a(n)
acid
100
Passive transport requires no ____________.
energy
200
A word meaning to obtain and use energy.
Metabolism
200
The group in an experiment that is under normal conditions is the
Control group
200
The amount of matter in an object is known as its
mass
200
The pH of water is
7
200
A cell structure that plants have that animals do not is a(n)
cell wall, chororplast
300
All living things respond to
Stimuli
300
A question that may lead to a scientific investigation is called the
problem
300
A substance that is made completely of one kind of atom is known as a(n)
Element
300
The attraction of water molecules to each other is called
cohesion
300
The passive diffusion of water thru a semi-permeable membrane is known as
Osmosis
400
All living things _____ and develop.
grow
400
A statement of the predicted results of an experiment is a
Hypothesis
400
A charged atom is a(n)
ion
400
The attraction of water molecules to other kinds of molecules is called
Adhesion
400
An example of prokaryotes is
bacteria
500
The levels of organization of living things is
cells, tissues, organs, organ systems
500
The part of an experiment that is the thing that is measured is the
dependent variable
500
The part of an atom containing its protons and neutrons is called the
nucleus
500
The characteristic of water that accounts for capillarity is
hydrogen bonding
500
The major structure that differentiates prokaryotes from eukaryotes is a(n)
nucleus
M
e
n
u