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WorksheetsBiology - Chapter 3 - Food
Total questions: 12
Worksheet time: 6mins
One sugar unit is called a?
cellulose
disaccharide
polysaccharide
monosaccharide
An example of a disaccharide is?
fructose
maltose
glucose
cellulose
The structure of a phospholipid contains two fatty acids connected to a glycerol and which other molecule?
phosphate
carbon
magnesium
iron
How many amino acids are found in proteins?
50
10
20
35
Which protein is found in hair and nails?
glycogen
cellulose
myosin
keratin
A deficiency disease of vitamin c is?
asthma
rickets
scurvy
diabetes
Which of the following vitamins is fat soluble?
D
C
B
Which mineral in humans is responsible for forming haemoglobin?
calcium
nitrogen
magnesium
iron
The chemical used to test for reducing sugar is called?
Biruet reagent
Benedict's solution
iodine
methylene blue
What type of sugar changes to a black colour when mixed with iodine?
glucoe
starch
maltose
lactose
An example of an anabolic reaction is?
photosyntesis
respiration
The definition of a metabolism is?
making of glucose
release of energy
sum of all chemical reactions in an organism
dividing of cells
