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WorksheetsChapter 14 Digestion, Respiration, and Excretion
Total questions: 21
Worksheet time: 11mins
Name
Class
Date
1.
What is a substance in food that provides energy and materials for cell development, growth, and repair?
a)
Enzyme
b)
Nutrients
c)
Fat
d)
Chyme
2.
An _____is a type of protein that speeds up the rate of a chemical reaction in your body.
a)
Enzyme
b)
Fat
c)
Mineral
d)
Vitamin
3.
Which of these is the correct sequence of the organs of the digestive tract?
a)
esophagus, mouth, stomach, small intestine, large intestine
b)
mouth, small intestine, stomach, large intestine
c)
mouth, stomach, esophagus, small intestine, large intestine
d)
mouth, esophagus, stomach, small intestine, large intestine
4.
Which of these organs is an ACCESSORY organ?
a)
Small intestine
b)
Liver
c)
Stomach
d)
Mouth
5.
Where does the absorption of broken down food occur?
a)
Small Intestines
b)
Stomach
c)
Liver
d)
Large Intestine
6.
Food is changed in the stomach into a thin, watery liquid called _______.
a)
Peristalsis
b)
Villi
c)
Chyme
d)
Enzyme
7.
__________ are finger-like projections within the small intestine that increase the surface area of the small intestine and allows more places for nutrients to be absorbed.
a)
Peristalsis
b)
Chyme
c)
Villi
d)
Capillary
8.
Some bacteria that live in the organs of the digestive tract are helpful to your body.
a)
True
b)
False
9.
When you inhale, which of the following contracts and relaxes?
a)
Nephrons
b)
Bronchioles
c)
Diaphram
d)
Kidneys
10.
_____________ are the tiny, thin-walled sacs at the end of each bronchioles, and the exchange of gases occurs between the capillaries and these structures.
a)
Bronchi
b)
Alveoli
c)
Trachea
d)
Bronchioles
11.
During cellular respiration, the oxygen delivered to the cells is used to release energy from _________.
a)
Cellulose
b)
Glucose
c)
Carbon Dioxide
d)
Water
12.
Which of the following conditions becomes worse because of smoking?
a)
Arthritis
b)
Emphysema
c)
Respiration
d)
Excretion
13.
Which of these is the correct sequence of airflow through the respiratory system?
a)
larynx, pharynx, bronchi, trachea, alveoli
b)
nose, mouth, pharynx, larynx, trachea, lung
c)
Preservation
d)
pharynx, larynx, trachea, alveoli, bronchi
14.
Which of the following is NOT part of the excretory system?
a)
Skeletal system
b)
Digestive system
c)
Respiratory system
d)
Urinary system
15.
Which of these is the correct sequence of urine moving through the urinary system?
a)
kidneys, ureters, bladder, urethra
b)
bladder, kidneys, ureters, urethra
c)
kidneys, urethra, bladder, ureters
d)
ureters, kidneys, bladder, urethra
16.
_______ failure can lead to a buildup of waste products in the body.
a)
Bladder
b)
Urethra
c)
Kidney
d)
Ureters
17.
What substance is NOT reabsorbed by blood after it passes through the kidneys?
a)
Salt
b)
Waste
c)
Sugar
d)
Water
18.
The _______ is an elastic, muscular organ that holds urine until it leaves the body.
a)
Bladder
b)
Ureter
c)
Nephron
d)
Urethra
19.
Mechanical Digestion takes place when food is ____________.
a)
Chewed
b)
Broken down by chemical reactions
c)
absorbed by the body
d)
excreted from the body
20.
The _____________ is at the lower end of the pharynx and folds down to allow food and liquids to enter your esophagus rather than your airway. You would choke if it did not fold down.
a)
Pharynx
b)
Larynx
c)
Epiglottis
d)
Trachea
21.
How long does it take for ALL the blood in your body to pass through your kidneys?
a)
5 minutes
b)
5 hours
c)
5 days
d)
5 weeks
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