Characteristics of life
How many characteristics of life are there?
7
A flower is leaning towards the sun and trying to get some of the sunlight
The sunlight
Compare the functions of a leaf to a piece of hair
Hair=non-living
Leaf=living
One has more complex functions than the other one
-the ability to move
-the ability to reproduce
-the ability to maintain homeostasis (a clean environment)
The ability to move
Why is a rock either living or non-living?
Rocks do not possess several of the characteristics that are needed to function and become living.
A species will die out if they do not have the ability to ______________?
Reproduce
A man smells cookies and decides to walk to the cookie stand to buy some cookies.
The smell of the cookies
A bacteria is a simple organism, why is that?
They only have one job and not many structures in their body
-The ability to breath
-The ability to evolve to become better in your environment
-Being made of one cell
Being made of one cell
Why is a flower considered living or non-living?
A flower possesses all 7 characteristics of life
Drugs and other toxins are dangerous to the human body, they make things become a little dysregulated. This is due to the body not maintaining ____________.
Homeostasis
A dog is sitting in the park and sees a dog, then they see the owner has treats. What are the 2 types of stimulus that are being sensed?
The other dog and the taste of the treats
Are humans simple or complex and why?
We have many different cells and each have different jobs
-A fish
-Coral
-Rocks
Rocks
Name 3 differences between a stick the which is considered non-living and a jellyfish which is considered living.
-not able to reproduce
-does not respond to stimuli
-does not obtain and use energy
An killer whale is hunting a penguin and they catch and eat the penguin. After, they do for a nap.
Obtain and use energy
What is the danger if something cannot respond to stimuli?
Organisms cannot respond and survive
Why are not all cells formed in the same way?
Each have different jobs and functions
Do all living things need all 7 characteristics of life to survive?
Yes, without one they will not be able to live.
Why do you need all 7 characteristics to be considered living?
Even missing one of them, you are missing something that is key to your survival.
A person shivers due to the cold and sweats due to the hot. What characteristic of life is this associated with?
Response to stimuli
What are 5 types of stimuli
smell
taste
touch
hear
see
What is an example of a complex organism and why are they complex?
__________ because ____________________________________________
-The ability to grow
-The ability to eat food and drink water
-The ability to respond to their environment
The ability to eat food and drink water
Why is a fire either living or non-living?
A fire does not possess enough of the qualities of life to be a living organism.