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WorksheetsSCW 7th Grade 2nd 6 Weeks Review
Total questions: 106
Worksheet time: 1hrs 12mins
Name
Class
Date
1.
The main purpose of the ____________ system is to break food particles into pieces that can be used.
a)
circulatory
b)
respiratory
c)
digestive
d)
skeletal
2.
What is responsible for delivering oxygen and removing carbon dioxide from the body?
a)
cell nucleus
b)
excretory system
c)
nervous tissue
d)
respiratory system
3.
The __________ system directs the body to inner and outer changes.
a)
digestive
b)
circulatory
c)
nervous
d)
skeletal
4.
The __________ is the main organ of the nervous system.
a)
heart
b)
lungs
c)
brain
d)
skin
5.
___________ are the building blocks of life.
a)
cells
b)
legos
c)
blocks
d)
blood
6.
The circulatory system uses _________ to deliver oxygen to the rest of the body.
a)
blood cells
b)
lungs and nose
c)
blood vessels
d)
brain and spinal cord
7.
In multicellular organisms, tissues are comprised of _______.
a)
organs
b)
systems
c)
cells
d)
blood
8.
When tissues come together, they form ___________.
a)
cells
b)
atoms
c)
organs
d)
systems
9.
A(n) _________ is made of small parts connected together to make a whole.
a)
system
b)
problem
c)
evidence
d)
illustration
10.
Which of the following body systems work together for support, protection, and movement?
a)
respiratory and cardiovascular
b)
skeletal and muscular
c)
skeletal and integumentary
d)
digestive and respiratory
11.
Which of the following shows the levels of organization of an organism from LEAST to MOST complex.
a)
cells-tissues-systems-organs
b)
organs-cells-systems-tissues
c)
systems-organs-tissues-cells
d)
cells-tissues-organs-systems
12.
As the season turns from winter to spring, what is the most likely response that a bear's body has to the changing season?
a)
The bear stores more body fat to maintain the necessary body heat and more nutrition because there may be less prey.
b)
The bear produces less fur and begins shedding to allow its body temperature to adjust the warming climates
c)
The bear's fur becomes darker so it is easier to hide from its prey
d)
The bear begins to store food and find shelter for hibernation
13.
Which of the following is an example of an external Stimuli?
a)
Becoming dehydrated and then taking a drink of water
b)
Getting a headache and then taking Excedrin
c)
Having hunger pains and then eating a sandwich
d)
Smelling Pizza and then eating a piece
14.
Which of the following is an example of internal stimuli?
a)
Smelling pizza and then eating a piece of pizza
b)
Seeing ice cream on television and then eating a bowl of ice cream
c)
After working out feeling sore in your legs and then placing ice on the sore spot
d)
After working out seeing a bottle of water and drinking water
15.
Which of the following best explains the external stimulus that is causing the response in the picture?
a)
The tree, stimulated by the weather, is responding by growing towards the sky
b)
The tree, stimulated by the sunlight, is responding by growing towards the sun
c)
The tree, stimulated by the piano, is responding by growing through the piano.
d)
The tree, stimulated by the lack of water, is responding by growing at a slower rate
16.
Jackson is around his friend who is constantly sick. Jackson begins coughing and sneezing the next day at school. What is the possible stimulus and response?
a)
Internal stimulus is coughing, the response is getting sick
b)
External stimulus is coughing, the response is getting sick
c)
Internal stimulus is germs/bacteria, the response is coughing
d)
External stimulus is germs/bacteria, the response is coughing
17.
There is high temperature outside. What type of response can a person's body have to regulate body temperature?
a)
Wearing a jacket
b)
Sweating
c)
Taking an ice bath
d)
Wearing a visor
18.
A cheetah's water levels are becoming too high, and its thirst is quenched. In response to this, the cheetah's body will send internal signals...
a)
Of hunger, since the cheetah needs food
b)
Of thirst, since all living things need water
c)
To sweat, so the organism can shed some of the water
d)
Of quenched thirst, so the organism will stop drinking water
19.
Bobby is singing at a concert for 80,000 people. Bobby had meal of chicken which was not cooked all of the way. Bobby is starting to feel "butterflies" in his stomach, which is making him nauseous. The feeling of nausea is an...
a)
External stimulus because the crowd is super loud from back stage
b)
Internal stimulus because the crowd is super loud from back stage
c)
Internal stimulus telling Bobby to get rid of the food that he ate because it is bad for him
d)
External Stimulus telling Bobby to get rid of the food the he ate because it is bad for him
20.
Which of the following would be an appropriate response to a bee sting on a person's arm?
a)
Screaming in pain
b)
Swatting at the bee to get it off of you
c)
Your arm swelling and possible skin irritation
d)
All of the above
21.
Steven sets a brand new plant near the window. After several weeks Steven realizes the flower is starting to tilt towards the sunlight. What would be considered the stimuli in this scenario?
a)
Water
b)
The dirt in the flower pot
c)
The sunlight
d)
The window
22.
In the scenario of a plant tilting toward the window, what is the response to the stimuli?
a)
The Sunlight
b)
Growing/tilting towards the sunlight
c)
Tilting towards the ground
d)
Gravity
23.
Which of the following is a response to smelling food?
a)
Rapid Blinking
b)
Excessive sweating
c)
Increased hunger
d)
Sensitivity to sound
24.
Many birds migrate long distances when the seasons change. Which of the following is an environmental stimulus that would signal to the birds the changing seasons?
a)
Changes in the length of daylight
b)
Increases in the population of edible plants
c)
Decreased number of offspring per hatching event
d)
Increase in annual precipitation levels
25.
Stimulus...
a)
A change that prompts an action-the cause
b)
The ability to maintain a stable internal environment (type of equilibrium or balance)
c)
How an organism reacts to a change and results in a change in behavior- the effect
d)
Constant and balanced environment
26.
Response...
a)
A change that prompts an action-the cause
b)
The ability to maintain a stable internal environment (type of equilibrium or balance)
c)
How an organism reacts to a change and results in a change in behavior- the effect
d)
Constant and balanced environment
27.
Homeostasis...
a)
A stimulus from inside an organism
b)
How an organism reacts to a change
c)
The ability to maintain a stable internal environment (type of equilibrium or balance)
d)
A stimulus from outside an organism
28.
Internal Stimulus...
a)
How an organism reacts to a change and results in a change in behavior- the effect
b)
A change in an organisms internal environment
c)
The ability to maintain a stable internal environment (type of equilibrium or balance)
d)
A change to the environment outside an organism
29.
External Stimulus...
a)
How an organism reacts to a change and results in a change in behavior- the effect
b)
A change in an organisms internal environment
c)
The ability to maintain a stable internal environment (type of equilibrium or balance)
d)
A change to the environment outside an organism
30.
Rotting fruit
a)
Chemical
b)
Physical
31.
Photosynthesis
a)
Chemical
b)
Physical
32.
Erase a pencil mark
a)
Chemical
b)
Physical
33.
Knit a blanket
a)
Chemical
b)
Physical
34.
Salt + water
a)
Chemical
b)
Physical
35.
A nail gets rusty
a)
Chemical
b)
Physical
36.
You get energy from the food you eat.
a)
Chemical
b)
Physical
37.
Make a paper airplane
a)
Chemical
b)
Physical
38.
Zip up your coat.
a)
Chemical
b)
Physical
39.
A scorpion stings you and its venom burns.
a)
Chemical
b)
Physical
40.
Popcorn pops
a)
Chemical
b)
Physical
41.
Frying an egg.
a)
Chemical
b)
Physical
42.
Cut up a piece of wood.
a)
Chemical
b)
Physical
43.
A car gets rusty
a)
Chemical
b)
Physical
44.
Ripping up paper
a)
Chemical
b)
Physical
45.
A set of silver teaspoons has tarnished
a)
Chemical
b)
Physical
46.
A set of silver teaspoons has tarnished
a)
Chemical
b)
Physical
47.
You cut up fruit to make a salad
a)
Chemical
b)
Physical
48.
Burning logs in a campfire
a)
Chemical
b)
Physical
49.
Shred carrots for a salad
a)
Chemical
b)
Physical
50.
A change in phase
a)
Chemical
b)
Physical
51.
Bubbles form
a)
Chemical
b)
Physical
52.
Fire is produced
a)
Chemical
b)
Physical
53.
An explosion occurs
a)
Chemical
b)
Physical
54.
Can't easily go back to what you started with
a)
Chemical
b)
Physical
55.
Still have the same thing
a)
Chemical
b)
Physical
56.
To go back from the change, you would need to use chemicals.
a)
Chemical
b)
Physical
57.
Causes a change in temperature, as a result of a reaction
a)
Chemical
b)
Physical
58.
Causes a change in odor
a)
Chemical
b)
Physical
59.
The chewing and grinding of food into smaller pieces is an example of...
a)
Mechanical Digestion
b)
Chemical Digestion
60.
What is one secondary (helper) organ of the digestive system?
a)
Small Intestine
b)
Esophagus
c)
Gallbladder
d)
Stomach
61.
Bile is made by which digestive organ?
a)
Gallbladder
b)
Stomach
c)
Rectum
d)
Liver
62.
Which digestive organ makes digestive juices to help the small intestine absorb nutrients?
a)
Liver
b)
Gallbladder
c)
Pancreas
d)
Esophagus
63.
Nutrients from digested food are absorbed in which digestive organ?
a)
Small Intestine
b)
Stomach
c)
Large Intestine
d)
Gallbladder
64.
Which of the following is NOT part of the digestive tract? (Hint: Identify the secondary organ.)
a)
Mouth
b)
Esophagus
c)
Small Intestine
d)
Liver
65.
Number 4 is pointing to the....
a)
Anus
b)
Rectum
c)
Large Intestine
d)
Small intestine
66.
Number 5 is pointing to the...
a)
Liver
b)
Gallbladder
c)
Pancreas
d)
Stomach
67.
Number 3 is pointing to the...
a)
Small intestine
b)
Rectum
c)
Large intestine
d)
Stomach
68.
Number 2 is pointing to the...
a)
Esophagus
b)
Stomach
c)
Small intestine
d)
Anus
69.
Which organ pushes food down to the stomach?
a)
Mouth
b)
Esophagus
c)
Rectum
d)
Large intestine
70.
Which body system gets ride of solid waste?
a)
Excretory (Urinary)
b)
Digestive
c)
Circulatory
d)
Respiratory
71.
As waste moves through the digestive system, the ______ absorbs water before storing waste in the rectum.
a)
Small intestine
b)
Stomach
c)
Esophagus
d)
Large intestine
72.
A short tube at the end of the large intestine that stores solid waste is the...
a)
Anus
b)
Rectum
73.
Bile is stored in which secondary digestive organ?
a)
Stomach
b)
Liver
c)
Gallbladder
d)
Pancreas
74.
What is the substance found in the stomach that allows for chemical digestion to take place?
a)
Gastric Juices
b)
Saliva
c)
Bile
75.
Which is NOT a function of the Digestive System?
a)
To rid the body of solid waste
b)
Absorb nutrients for energy & growth
c)
Break down nutrients from food
d)
Pump blood around the body
76.
The opening at the end of the digestive system where solid waste comes out is the...
a)
rectum
b)
anus
c)
mouth
d)
large intestine
77.
Which secondary organ makes digestive juices like insulin to help absorb food in the small intestine?
a)
Large intestine
b)
Pancreas
c)
Liver
d)
Gallbladder
78.
Enzymes (chemicals) in your saliva help break down food while chewing. This is...
a)
Mechanical digestion
b)
Chemical digestion
79.
Gastric juices in the stomach digest food into a thick liquid. This is...
a)
Mechanical digestion
b)
Chemical digestion
80.
Most chemical digestion takes place in which organ?
a)
Stomach
b)
Small intestine
c)
Rectum
d)
Esophagus
81.
Most chemical digestion takes place in which organ?
a)
Stomach
b)
Small intestine
c)
Rectum
d)
Esophagus
82.
Number 7 is pointing to...
a)
Mouth
b)
Esophagus
c)
Small intestine
d)
rectum
84.
Number 8 is pointing to the...
a)
small intestine
b)
stomach
c)
anus
d)
rectum
84.
Number 8 is pointing to the...
a)
small intestine
b)
stomach
c)
anus
d)
rectum
85.
What are the main organs of gas exchange in the respiratory system?
a)
diapragm
b)
lungs
c)
trachea
d)
bronchi
87.
When you breathe, your lungs take in ___ and remove ___.
a)
air/oxygen
b)
oxygen/carbon dioxide
c)
carbon dioxide/waste
d)
waste/air
87.
When you breathe, your lungs take in ___ and remove ___.
a)
air/oxygen
b)
oxygen/carbon dioxide
c)
carbon dioxide/waste
d)
waste/air
88.
The two main branches from the trachea (one to each lung)
a)
bronchi
b)
alveoli
c)
capillaries
d)
bronchioles
89.
The air sacs that are covered with capillaries that separate gases we need from gases we don't need.
a)
bronchi
b)
lungs
c)
oxygen
d)
alveoli
90.
What is the function of the bronchi (bronchial tubes)?
a)
Transport air from nose to lungs
b)
Transport air from trachea to lungs
c)
Transport air from lungs to alveoli
d)
Transport air from alveoli to blood
91.
What is the main function of the respiratory system?
a)
to provide oxygen and remove carbon dioxide from the body
b)
to bring oxygen to the body
c)
to break down food and absorb nutrients
d)
to remove oxygen from the body and deliver carbon dioxide
92.
Within the lungs, the exchange of oxygen and carbon dioxide occurs between the ___ and the capillaries.
a)
trachea
b)
bronchi
c)
alveoli
d)
diaphragm
93.
A disorder of the lungs called ____ causes the bronchi to become restricted (get smaller) so air can't get to the lungs.
a)
asthma
b)
cold
c)
influenza
d)
bronchitis
94.
Name the organ labeled #8
a)
alveoli
b)
bronchi
c)
trachea
d)
lungs
95.
What is tube that is also known as your wind pipe?
a)
esophogus
b)
bronchi
c)
trachea
d)
alveoli
96.
Name the structure labeled #6
a)
lungs
b)
trachea
c)
diaphragm
d)
alveoli
97.
What does the cilia do in the respiratory syestem ?
a)
The cilia carries food and air through the respiratory system.
b)
The cilia is known to be part of a cell.
c)
Cilia filters particles that enter the nose.
d)
Cilia contains the vocal chords.
98.
What does the Larynx hold ?
a)
The larynx holds the whole sub system
b)
The larynx is part of the plant cells.
c)
The larynx holds the vocal chords.
d)
The larynx is part of animal tissues.
99.
How is carbon dioxide released from the body?
a)
When we exhale
b)
When we urinate
c)
When we sweat
d)
When we inhale
100.
What is the name of the muscle below the lungs that helps with breathing?
a)
trachea
b)
alveoli
c)
diaphragm
d)
bronchi
101.
The beginning of the respiratory system that warms and moistens the air.
a)
trachea
b)
nose
c)
bronchi
d)
diaphragm
102.
spasm of the diaphragm
a)
cough
b)
sneeze
c)
hiccup
d)
yawn
103.
Given the following structures:
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation.
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation.
a)
1,2,3,4
b)
2,3,1,4
c)
2,1,3,4
d)
4,2,3,1
104.
Given the following structures:
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation.
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation.
a)
1,2,3,4
b)
2,3,1,4
c)
2,1,3,4
d)
4,2,3,1
105.
What is the small flap of tissue called that covers the air-only passage when we swallow?
a)
Bronchioles
b)
Larynx
c)
Alveoli
d)
Epiglottis
106.
How much of the air we breath in is Oxygen?
a)
74.1 %
b)
20.1%
c)
100%
d)
less than 1%
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