What is Life
What is an organism?
a living thing
Organisms that make their own food are called
autrophs
Is the following sentence true of false,Louis Pasteur used a controlled experiment to show bacteria arise from spontaneous generation.
false
Is the following sentence true or false,living things use food as their energy source to carry out their life functions.
true
The idea that living things can come from nonliving sources is called?
spontaneous generation
What is response?
the reaction to the change in the environment.
What did Francesco Redi show in his experiment?
Redi showed that flies do not spontaneously arise from decaying meat.
What is the change in an organisms surroundings that causes the organism to react?
stimulas
Is the following sentence true or false,organisms compete with eachother for space to live.
true
What is the most abundant chemical in cells
water
What property of water makes it vital to living things?
water can dissolve more chemicals than any other substance on Earth.
Lipids and what are the building materials of cells?
proteins
What are the six characteristics that all living things share?
All living things have a cellular organization,contain similar chemicals,use energy,respond to their surroundings,grow and develop,reproduce.
Why must living things have homeostasis or stable internal conditions?
Conditions in the surroundings of the organisms can change significantly.
Is the following sentence true of false,most cells can be seen only with a microscope,a tool that magnifies small objects?
True
Is the following sentence true or false,the cells of organisms use energy for growth and repair?
True
What is stimulus?
a change an organisms environment that causes a reaction.
What are the basic building blocks of all organisms are?
cells
What is development?
development is the process of change that occurs during an organisms life to produce a more complex life.
Is the following sentence true of false,flies arise from rotting meat.
false
Is the following sentence true or false,living things can live without water for long periods of time
false
Is the following sentence true or false,an organism made of cells a unicellular organism?
false:multicellular
The four things living things need ti survive are
food,water,living space,and stable internal conditions.
Organisms that cannot make their own food are called
heterotrophs
The factor that a scientist changes in a controlled experiment is the
munipulated variable
All organisms can what or produce offspring that are similar to the parents?
reproduce
