WorksheetsCarbohydrates, Fibre and Water
Total questions: 30
Worksheet time: 27mins
Name
Class
Date
1.
How do the number of H atoms compare to the number of O atoms in a carbohydrate?
a)
There are TWICE as many H
b)
They are the same amount
c)
There are THREE times as many H
d)
There are TWICE as many O
2.
Which is not a chemical element needed to build sugars?
a)
Carbon
b)
Oxygen
c)
Nitrogen
d)
Hydrogen
3.
What is the function of a carbohydrate?
a)
Stores energy
b)
Movement
c)
Stores genetic information
d)
Speeds up reactions
4.
Important to the structural integrity of plant cells, this is the single most popular polysaccharide in the world.
a)
Starch
b)
Glycogen
c)
Cellulose
d)
Chitin
5.
What does hydrolysis mean?
a)
breaking of water molecules
b)
Formation by water
c)
Splitting by water
d)
Getting rid of water molecules
6.
what is the storage(s) form of carbohydrate found in mammals?
a)
Glucose and glycogen
b)
Glycogen
c)
starch
d)
Fiber and glycogen
7.
If you string together 8 glucoses, how many water molecules will come out?
a)
1
b)
4
c)
7
d)
8
8.
The element _______is found in all of the organic compounds.
a)
Iron
b)
Carbon
c)
Nitrogen
d)
Oxygen
9.
Monosaccharides are monomers of
a)
Lipids
b)
Nucleic Acids
c)
Proteins
d)
Carbohydrates
10.
Carbohydrates are made of what elements?
a)
CHO
b)
CHON
c)
CHONP
d)
CHONS
11.
What suffix (word ending) is used in the names of most carbohydrates?
a)
-ase
b)
-yme
c)
-ose
d)
-nic
12.
How many sugar units make up disaccharides?
a)
one
b)
two
c)
three
d)
zero
13.
What type of carbohydrate is this?
a)
polysaccharide
b)
disaccharide
c)
monosaccharide
d)
it isn't a carbohydrate
14.
The process of removing water in order to form a bond between monomers is called....
a)
Dehydration Synthesis
b)
Hydrolysis
15.
The process of digesting a polysaccharide into individual monosaccharides is called....
a)
Dehydration Synthesis
b)
Hydrolysis
16.
The process of breaking the bonds within a starch molecule in order to release glucose molecules is called......
a)
Dehydration Synthesis
b)
Hydrolysis
17.
If we eat too much carbohydrate it is stored in the body as ___?
a)
fat
b)
extra cells
c)
flouride
18.
Which carbohydrate provides the most bulk to the diet?
a)
Fructose
b)
Lactose
c)
Fiber
d)
Sucrose
19.
Which is not a characteristic of dietary fiber?
a)
can't be digested
b)
helps you feel full
c)
acts as a sponge
d)
makes digestion more difficult
20.
Fiber absorbs water like a sponge and helps food move through the large intestine.
a)
True
b)
False
21.
Excessive intake of dietary fibre can cause...
a)
Osteoporosis
b)
Constipation
c)
Heart diseases
d)
Scurvy
22.
I am found in oats and beans...
a)
Soluble Fibre
b)
Insoluble Fibre
23.
I am found in wholegrain starchy foods...
a)
Soluble Fibre
b)
Insoluble Fibre
24.
I help to moderate blood sugar levels and remove cholesterol from the blood...
a)
Soluble Fibre
b)
Insoluble Fibre
25.
Which of the following is NOT a function of water in the body?
a)
Helps to regulate body temperature
b)
Helps to remove cholesterol from the blood
c)
Helps the body to absorb water-soluble vitamins
d)
Lubricates joints and eyes
26.
Which of the following is a factor affecting water intake?
a)
Environment
b)
State of health
c)
Diet
d)
All of the above
27.
Which of these fibers is used in jelly making?
a)
Polyol
b)
Pectin
c)
Cellulose
d)
Mucilage
28.
Most fibers are made of this biological macromolecule.
a)
Proteins
b)
Lipids
c)
Carbohydrates
d)
Nucleic Acids
29.
highly sweet found in some fruits vegetables and honey
a)
lactose
b)
lactase
c)
fructose
d)
glucose
30.
plant material that cannot be digested
a)
Dietary Fiber
b)
Fiber
c)
Lactase
100 %
