Chars of Living Things
How many characteristics of life are there?
8
How many cells does a unicellular organism have?
One
All energy on Earth comes from this.
Sun
What is another name for Homeostasis?
Balance / Maintain Internal Condition
What is Biology?
Is the study of all living things.
How many of the characteristics of life does something have to have to be considered alive?
All 8
How does a unicellular organism grow and develop?
Get bigger
(increasing its physical size and replicating its DNA)
What is the definition of reproduction?
The process by which one or more organisms make new organisms.
How many types of stimuli are there?
2 (External, Internal)
What is Reproduction?
Is the process of producing new organisms of the the same type
How many different types of stimuli are there?
2 (Internal and External Stimuli)
How does a multicellular organism grow?
More cells
( cell proliferation (division) to increase cell numbers)
In what way do unicellular organisms reproduce?
Splitting and making a copy of themselves.
What type of stimuli happens on the outside?
External
What are cells?
The smallest unit capable of all life functions. Also, are the basic unit of structure and function in all living things.
A _____ is the smallest unit of life.
Cell
How are multicellular organisms organized?
Groups of cells doing specialized jobs.
(Cells, Tissue, Organs, Organ System, Organism)
How do plants produce energy?
Photosynthesis
When Homeostasis is not maintained what can happen to the organism?
Get sick or die.
What is an Autotroph?
An organism that creates its own food from inorganic substances, such as plants and algae
What are the 2 types of living things?
How are unicellular organisms organized?
Structures that do special jobs.
(Single Cells, that have one job)
Why can multicellular organisms live longer than unicellular ones?
They are groups of cells that work together. The cells in the groups can be replaced.
Give 3 example of external stimuli.
Light, Temperature, Odor, Sound, Gravity, Heat, Water
Keeping the internal environment of the cell or organism within the ranges required for life.
(Body Temperature, pH Balance, Water Balance, Blood Volume)