Structures and Functions
What is a Structure?
A structure is any part of something.
What is the function of the stem of a plant?
To transport water and nutrients
Why do birds have different types of beaks?
Because they eat different things.
List the 5 senses.
1. Sight
2. Touch
3. Hearing
4. Taste
5. Smell
What is the smallest structure of a living thing?
A cell is the smallest structure of a living thing.
What is meant by the term 'structure fits function?'
This means that a structure is suited specifically to the function it performs.
It is important that a plant is able to transport water and nutrients, otherwise, it would not ______.
Survive
How does camouflage aid an animal in surviving?
-Hide from predators
-Hide from prey
What is a stimulus?
A change in the environment that causes a reaction.
Name all 5 levels of organization.
1. Cells
2. Tissue
3. Organ
4. Organ system
5. Organism
What is the difference between an internal and external structure?
Internal = inside
External = outside
What structure moves the water absorbed by the roots up to the plant's stem, leaves, and flowers?
The xylem
What are 2 things that all animals need to survive?
Food and water
What is reaction time?
How quickly you respond to a stimulus
The brain is part of the....
nervous system
A tail is a structure of a monkey. What is the function of this structure?
To help the monkey climb trees, carry things, and balance.
Name the five main parts of a plant.
Roots, stem, leaf, flower, fruit
Name the 3 types of eaters.
Herbivore, omnivore, carnivore
What must be present for us to see?
Light
All of the levels of organization work together to make what?
A living organism.
Name the 4 types of human teeth.
Incisors, canines, pre-molars, and molars.
Define water transport.
Transport is how you get from one place to another. Water transport is the movement of water from one place to another.
Some animals are nocturnal. Define nocturnal.
Active at night
Which sense is responsible for allowing animals to smell their prey?
smell
The __________ is the brain of the cell.
Nucleus