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WorksheetsAnimal Nutrition - IGCSE
Total questions: 41
Worksheet time: 16mins
The chemical elements found in fats?
Carbon, Hydrogen, Oxygen, Nitrogen
Carbon and Hydrogen only
Carbon, Hydrogen, and Oxygen
Carbon only
The chemical elements found in proteins?
Carbon, Hydrogen, Oxygen, Nitrogen
Carbon and Hydrogen only
Carbon, Hydrogen, and Oxygen
Carbon only
The chemical elements found in carbohydrates?
Carbon, Hydrogen, Oxygen, Nitrogen
Carbon and Hydrogen only
Carbon, Hydrogen, and Oxygen
Carbon only
Which statement is INCORRECT?
Amino acids are basic units of protein
Fatty acids are basic units of glycogen.
Glucose is a basic unit of starch.
Glycerol is a basic unit of lipid.
A sample of DNA was tested to find out which
bases were present. It was found that 24% of the
bases in the DNA were C.
What percentage of the bases in the DNA would
you expect to be A?
12%
24%
26%
52%
A sample of DNA was tested to find out which
bases were present. It was found that 36% of the
bases in the DNA were T.
What percentage of the bases in the DNA would
you expect to be G?
14%
18%
28%
36%
A sample of DNA was tested to find out which
bases were present. It was found that 44% of the
bases in the DNA were purine.
What percentage of the bases in the DNA would
you expect to be A?
22%
28%
44%
56%
A sample of DNA was tested to find out which
bases were present. It was found that 17% of the
bases in the DNA were Thymine.
What percentage of the bases in the DNA would
you expect to be total number of purine bases?
17%
33%
50%
66%
Lipid forms white emulsion when
mixed with ............
ethanol
benedict
biuret
iodine/lugol
Reagent for testing protein?
Biuret
Benedict
Lugol/Iodine
Ethanol
Reagent for testing the presence of starch?
Biuret
Benedict
Lugol/Iodine
Ethanol
The positive result of the sample for testing reducing sugar?
white emulsion
blue-black color change
turns into purple color
turns into orange with precipitate
Reagent for testing the presence of reducing sugar/glucose?
Biuret
Benedict
Lugol/Iodine
Ethanol
The positive result of the sample for testing protein?
white emulsion
blue-black color change
turns into purple color
turns into orange with precipitate
The positive result of the sample for testing starch?
white emulsion
blue-black color change
turns into purple color
turns into orange with precipitate
The disease that caused by inadequate amount of vitamin C in the diet?
Anemia
Scurvy
Kwashiorkor
Rickets
The disease that caused by inadequate amount of iron in the diet?
Anemia
Scurvy
Kwashiorkor
Rickets
If people don't put this nutrient in their diet, they are likely to have constipation.
Fiber
Fats
Proteins
Vitamin
Name the process!
The movement of amino acid molecules into the
muscle cells.
Assimilation
Egestion
Ingestion
Digestion
Name the process!
Putting slice of steak to the mouth.
Assimilation
Egestion
Ingestion
Digestion
Name the process!
The movement of the glucose through the
wall of small intestine into the blood
vessels.
Absorption
Egestion
Ingestion
Digestion
Name the process!
The removing of the feces through the anus.
Absorption
Egestion
Ingestion
Digestion
Site where the carbohydrate digestion starts.
A
B
C
D
Site where the protein digestion starts.
B
C
D
E
Site where the lipid digestion starts.
C
D
E
F
Which letter that represents:
Glands that produce amylase.
A, B, C
A, C, D
A, C, F
A, E, F
Site where mechanical digestion occurs:
A, B, C
A & C
B & C
D only
NOT the example of chemical digestion.
Breaking down of starch using amylase enzyme.
Breaking down fat into fat droplets by the action of Bile.
The usage of pepsin enzyme to break
down protein into pepton
Chewing food that we eat in the mouth.
The hardest part of tooth is labelled by ....
1
2
3
4
The part of tooth that contain blood
vessels which supply nutrient for the teeth.
1
2
3
4
Teeth that used for cutting down the food are labelled by ......
1
2
3
4
Name the types of tooth orderly (1 to 4)
canine-incisor-molar-premolar
incisor-canine-molar-premolar
canine-incisor-premolar-molar
incisor-molar-canine-premolar
Which of the following group of enzymes that digest carbohydrates?
Amylase and Sucrase
Amylase and Lipase
Trypsin and Maltase
Trypsin and Amylase
Which of the following group of enzymes that digest protein?
Renin and lipase
Lipase only
Protease and trypsin
Protease and lipase
End of product (s) of carbohydrate digestion.
Fatty acid
Glycerol
Nucleotide
Glucose
End of product (s) of protein digestion.
Fatty acid
Amino acid
Nucleotide
Glucose
End of product (s) of lipid digestion.
Fatty acid
Amino acid
Nucleotide
Glucose
The function of Bile
Lipid emulsification
Breakdown fat into fatty acids adn glycerol
Breakdown protein into amino acid
Neutralize the acidity of chyme
The structure of villi that has function in the transport glucose and amino acids.
Lacteal
Capillary network
Nerve
Epithelium
The structure of villi that increase the surface area of food to be absorbed is called ...
Lacteal
Capillary network
Nerve
Microvilli
The structure of villi that has function in transport of fatty acids and glycerol.
Lacteal
Capillary network
Nerve
Epithelium
