Body systems 1
List 2 of the 5 main roles of the skeletal system.
Protection, support, supply, storage, movement
The heart is composed of how many chambers?
4
The trachea is also known as the ...
Windpipe
Which of the following groups would contain the largest number of organisms?
a. class
b. order
c. phylum
d. family
c. phylum
What is the smallest unit of existence considered to be alive?
Cells
Why is the rainforest important to our ecosystem?
Produces oxygen
What body system works directly with the muscular system to produce movement?
Skeletal
Where does blood go first after leaving the heart?
Lungs
In which part of the digestive system are the most nutrients absorbed?
a. large intestine
b. small intestine
c. stomach
d. liver
b. small intestine
The classification level that contains the most specific traits of an organism is ...
Species
What is the function of chloroplasts?
Photosynthesis
Climate directly determines _____ in an area
a. plant life
b. animal life
c. weather
a. plant life
True or False: Involuntary muscles are muscles that are consciously controlled
False
What body system produces white blood cells?
a. immune
b. skeletal
c. muscular
d. nervous
b. skeletal
True or False: All the tissues in your body can contract and relax
False
How can our scientific understanding about something change?
New evidence
The _____ is the powerhouse of the cell.
Mitochondria
An organism that makes its own food is known as a ...
Producer
What body system includes the brain and spinal cord?
Nervous
True or False: Veins carry oxygenated blood from the heart throughout the body and arteries bring the oxygen depleted blood back to the heart.
False - Arteries carry blood away from the heart and veins bring it back
What organ filters waste chemicals and collects them from the body?
Kidneys
What is the first step in the scientific method?
Ask a question
True or False: both plant and animal cells have a cell wall
False- only plant cells have a cell wall
A deer is eating grass. This makes the deer a ...
Consumer
What is the Circulatory System's job?
To transport blood around the body
The main function of the respiratory system is to supply the blood with ...
Oxygen
True or False: Cardiac muscle is found only in the walls of the heart?
True
Based on their scientific names, you know that the cats Felis Catus and Felius Bieti do not belong in the same ____?
Species
What are all living things made of?
Cells
Another name for primary consumers is _____ because the consume plants.
herbivores