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Human Body 2
Human Body 2
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Human body systems
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
Which best describes the purpose of the cardiovascular system?
It supplies oxygen to the body
It delivers blood to the body's tissues
It delivers food to power the body
It supplies stability to the skeleton
2
In what way are both humans and bacteria the same?
both are living things
both are multicellular organisms
both are non-living things
both are single-celled organisms
3
Which characteristic best describes both amoebas and bacteria?
multi-celled
abiotic
single-celled
4
How does the skeletal system benefit the nervous system?
it protects the heart
it protects the brain and spinal cord
it protects the esophagus and stomach
it protects the lungs
5
Which is an example of a single-celled organism?
tree
human
fish
fungi
6
Which system is most closely associated with the brain?
respiratory
nervous
circulatory
muscular
7
Which is a difference between frogs and bacteria?
Frogs control all life processes in 1 cell, bacteria cannot.
Frogs are multi-celled, bacteria are single-celled
Frogs are single-celled, while bacteria are multi-celled
Frogs rely on other single-celled organisms for survival
8
What is the main function of the nervous system?
deliver messages to the brain
clean waste from the cells
absorb nutrients for energy
9
Which best describes a single-celled organism?
a small organism with a variety of parts
an organism that is able to carry out all its life processes
a small group of organisms
an organism that relies on other organisms to survive
10
What roles do the muscular & respiratory systems serve in the body when someone lifts weights?
Muscular gives oxygen, respiratory allows lifting of weight
Muscular allows weight to be lifted,respiratory gives oxygen
Muscular provides sweat, respiratory provides nutrients
Muscular provides nutrients, respiratory provides sweat
11
Which best describes the system that provides transportation to cells using the bloodstream?
respiratory system
circulatory system
muscular system
cardiovascular system
12
How are multi-celled organisms different from single-celled organisms?
Multi-celled organisms have microscopic body structures
Multi-celled organisms must reporduce
Multi-celled organisms must obtain energy
Multi-celled organisms have specialized cells for living
13
Which best explains why both cats and humans are multicellular organisms?
They get energy from many food sources
They need only one cell to meet their basic needs
They get energy from a single food source
They need many cells working together to meet their needs
14
Which best describes the role of the respiratory system?
It helps people eat and digest different foods
It helps people breathe in oxygen and out carbon dioxide
It helps people transport blood throughout their bodies
It helps people stand upright
15
Which best explains why animals need many cells?
to take in carbon dioxide and release oxygen
to perform all the functions necessary for life
to remove waste materials
to produce their own food
16
How does an ant benefit from being a multicellular organism?
Ants have specialized cells to perform tasks to survive
Ants are small organisms but have 2 types of cells
Ants have one type of cell to perform the same task to live
Ants have one specialized cell to perform a variety of tasks
17
Charles is reading a book on bacteria. Which statement will Charles likely read in his book?
Bacteria have many cells and each performs many tasks.
Bacteria have many cells and each performs a single task.
Bacteria have one cell that performs many tasks.
Bacteria have one cell that performs a single task.
18
Which two systems work together to help a person stand erect?
skeletal and cardiovascular
skeletal and digestive
skeletal and muscular
skeletal and respiratory
19
Which of these is a structure that is present in all organisms?
a stomach
a tissue
a cell
a brain
20
Which organism is single-celled?
bacteria
dog
tree
21
Which is a multi-cellular organism?
algae
cricket
bacteria
22
Which best describes the main job of most cells in multicellular organisms?
Cells work to release needed materials
Cells work to keep the organism alive
Cells work to store unneeded materials
Cells work to keep themselves alive
23
If someone is exercising, which is a function of both circulatory and respiratory systems?
to help the body sweat
to provide oxygen to the body
to protect bones from breaking
to make the muscles work
24
Which is a characteristic of bacteria?
found only in one particular environment
large in size
able to survive as a single cell
made up of many different cells working together
25
Which best describes a snake? A snake is made up of _______
one cell that carries out one life process at a time
many cells that carry out one life process at a time
many cells that carry out many different life processes
one cell that carries out many different life processes
26
Which best describes the circulatory system? a system made up of the ____________
heart and blood and delivers messages throughout the body
brain and nerves that delivers nutrients and removes waste
brain and nerves that delivers messages throughout the body
lymph and blood that delivers nutrients and removes waste
27
Which of the following is a difference between single-celled and multi-celled organisms?
Single-celled don't have organs while multi-celled do
Multi-celled have cells perform the same function, single no
Single-celled are dead, multi-celled organisms are alive.
28
How are multicellular and unicellular organisms different?
Multicellular have 1 cell and are larger than unicellular
Unicellular have more than 1 cell & are larger than multi-
Unicellular have 1 cell and are smaller than multicellular
Multicellular have more than 1 cell and are smaller than uni
29
Which is most directly connected to the circulatory system?
lungs
nose
trachea
mouth
30
Which best describes a relationship between the cardiovascular system and the muscular system?
Cardiovascular-produces red blood cells for oxygen to muscle
Cardiovascular-provides framework for muscle movement
Cardiovascular-delivers oxygen for muscle energy
Cardiovascular-captures carbon dioxide for muscle energy
