Chapter 3 Nutrition/Food

Beschreibung

Revision questions on Nutrition and food for the Irish Leaving Certificate Biology course
John Loughlin
Quiz von John Loughlin, aktualisiert more than 1 year ago
John Loughlin
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Zusammenfassung der Ressource

Frage 1

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

Frage 2

Frage
Metabolism is:
Antworten
  • 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

Frage 3

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

Frage 4

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

Frage 5

Frage
Which of the following is NOT a monosaccharide?
Antworten
  • Maltose
  • Glucose
  • Fructose
  • Galactose

Frage 6

Frage
Which of the following is NOT a disaccharide?
Antworten
  • Maltose
  • Fructose
  • Sucrose
  • Lactose

Frage 7

Frage
Which of the following is NOT a polysaccharide?
Antworten
  • Starch
  • Cellulose
  • Glycogen
  • Maltose

Frage 8

Frage
Which of the following is NOT a reducing sugar?
Antworten
  • Maltose
  • Fructose
  • Sucrose
  • Glucose

Frage 9

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

Frage 10

Frage
Which of the following is another name for starch?
Antworten
  • Amylase
  • Maltose
  • Maltase
  • Amylose

Frage 11

Frage
Polysaccharides are composed of long chains of repeating:
Antworten
  • Monosaccharides
  • Amino acids
  • Lipids
  • Nucleic acids

Frage 12

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

Frage 13

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

Frage 14

Frage
Phospholipids are a major component of:
Antworten
  • DNA
  • Cell membranes
  • Cytosol
  • Cell walls

Frage 15

Frage
Peptide bonds are found between:
Antworten
  • Monosaccharides
  • Glycerol and fatty acids
  • Amino acids
  • Vitamins

Frage 16

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

Frage 17

Frage
How many common amino acids are there?
Antworten
  • 2
  • 20
  • 200
  • 2000

Frage 18

Frage
Which of the following vitamins is water soluble?
Antworten
  • A
  • C
  • D
  • K

Frage 19

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

Frage 20

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

Frage 21

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

Frage 22

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

Frage 23

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

Frage 24

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

Frage 25

Frage
Anabolism is the:
Antworten
  • 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

Frage 26

Frage
Catabolism is the:
Antworten
  • 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

Frage 27

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

Frage 28

Frage
Which of the following is NOT a catabolic reaction?
Antworten
  • Respiration
  • Digestion
  • Hydrolysis
  • Photosynthesis

Frage 29

Frage
Which of the following is the opposite of a hydrolysis reaction?
Antworten
  • Photosynthesis reaction
  • Condensation reaction
  • Respiration reaction
  • Digestion reaction

Frage 30

Frage
Which of the following is NOT a function of water in the body?
Antworten
  • 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
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