Chapter 3 Nutrition/Food

John Loughlin
Quiz by , created over 2 years ago

Revision questions on Nutrition and food for the Irish Leaving Certificate Biology course

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John Loughlin
Created by John Loughlin over 2 years ago
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Question 1

Question
The six most common elements present in living organisms are:
Answer
  • Carbon, hydrogen , oxygen, sulphur, phosphorus, chlorine
  • Carbon, hydrogen, oxygen, nitrogen, phosphorus, sulphur
  • Carbon, hydrogen, oxygen, nitrogen, phosphorus, sodium
  • Carbon, hydrogen, oxygen, nitrogen, boron, phosphorus

Question 2

Question
Metabolism is:
Answer
  • The way in which living organisms obtain and use food
  • The getting rid of waste products of metabolism from the body
  • The way in which living organisms react to their environment
  • The sum of all the chemical reactions in a living organism

Question 3

Question
The five elements present as dissolved salts in living organisms are:
Answer
  • Sodium, potassium, carbon, chlorine, calcium
  • Sodium, potassium, chlorine, maganese, calcium
  • Sodium, potassium, chlorine, magnesium, calcium
  • Sodium, potassium, oxygen, chlorine, calcium

Question 4

Question
Trace elements are present in living organisms:
Answer
  • to prevent disease
  • to maintain health
  • in large amounts
  • in small amounts

Question 5

Question
Which of the following is NOT a monosaccharide?
Answer
  • Maltose
  • Glucose
  • Fructose
  • Galactose

Question 6

Question
Which of the following is NOT a disaccharide?
Answer
  • Maltose
  • Fructose
  • Sucrose
  • Lactose

Question 7

Question
Which of the following is NOT a polysaccharide?
Answer
  • Starch
  • Cellulose
  • Glycogen
  • Maltose

Question 8

Question
Which of the following is NOT a reducing sugar?
Answer
  • Maltose
  • Fructose
  • Sucrose
  • Glucose

Question 9

Question
Which of the following reagents are used to test for reducing sugars?
Answer
  • Biuret's reagent
  • Benedict's reagent
  • Iodine
  • Methylene blue

Question 10

Question
Which of the following is another name for starch?
Answer
  • Amylase
  • Maltose
  • Maltase
  • Amylose

Question 11

Question
Polysaccharides are composed of long chains of repeating:
Answer
  • Monosaccharides
  • Amino acids
  • Lipids
  • Nucleic acids

Question 12

Question
In the presence of starch, iodine turns:
Answer
  • Brick-red
  • Orange
  • Blue-black
  • Blue

Question 13

Question
Which of the following foods is a good source of starch?
Answer
  • Fish
  • Eggs
  • Potato
  • Chocolate

Question 14

Question
Phospholipids are a major component of:
Answer
  • DNA
  • Cell membranes
  • Cytosol
  • Cell walls

Question 15

Question
Peptide bonds are found between:
Answer
  • Monosaccharides
  • Glycerol and fatty acids
  • Amino acids
  • Vitamins

Question 16

Question
Which of the following elements is always present in protein?
Answer
  • Phosphorus
  • Sulphur
  • Nitrogen
  • Calcium

Question 17

Question
How many common amino acids are there?
Answer
  • 2
  • 20
  • 200
  • 2000

Question 18

Question
Which of the following vitamins is water soluble?
Answer
  • A
  • C
  • D
  • K

Question 19

Question
Which of the following elements is required for the formation of the middle lamella in plants?
Answer
  • Potassium
  • Sodium
  • Magnesium
  • Calcium

Question 20

Question
Which of the following elements is required for the formation of chlorophyll in plants?
Answer
  • Potassium
  • Sodium
  • Magnesium
  • Calcium

Question 21

Question
What is the symptoms associated with a deficiency in Vitamin C?
Answer
  • Night-blindness
  • Beri-beri
  • Scurvy
  • Rickets

Question 22

Question
What are the symptoms associated with a deficiency of Vitamin D?
Answer
  • Scurvy
  • Rickets
  • Beri beri
  • Night-blindness

Question 23

Question
What are the symptoms associated with a deficiency of Vitamin A?
Answer
  • Scurvy
  • Beri-beri
  • Night-blindness
  • Rickets

Question 24

Question
What are the symptoms associated with a deficiency of Vitamin K?
Answer
  • Night-blindness
  • Inability to blood clot
  • Anaemia
  • Fatigue

Question 25

Question
Anabolism is the:
Answer
  • Sum of all the chemical reactions in an organism
  • Building up large molecules from small molecules using energy
  • Breaking down large molecules into small molecules with the release of energy
  • Denaturation of molecules with the release of energy

Question 26

Question
Catabolism is the:
Answer
  • Sum of all the chemical reactions in an organism
  • Building up of large molecules from small molecules using energy
  • Breaking down of large molecules into small molecules with the release of energy
  • Denaturation of molecules with the release of energy

Question 27

Question
Which of the following is NOT an anabolic reaction?
Answer
  • Photosynthesis
  • Protein synthesis
  • DNA replication
  • Respiration

Question 28

Question
Which of the following is NOT a catabolic reaction?
Answer
  • Respiration
  • Digestion
  • Hydrolysis
  • Photosynthesis

Question 29

Question
Which of the following is the opposite of a hydrolysis reaction?
Answer
  • Photosynthesis reaction
  • Condensation reaction
  • Respiration reaction
  • Digestion reaction

Question 30

Question
Which of the following is NOT a function of water in the body?
Answer
  • Acts as a medium in which chemical reactions occur
  • Acts as a solvent
  • Acts as a source of energy
  • Acts as a good retainer of heat