8125318
Beschreibung
Quiz von Saira Turner, aktualisiert more than 1 year ago
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Erstellt von Saira Turner
vor fast 8 Jahre
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Frage 1
Frage
Enzymes: What are the 'building blocks' of proteins?
Antworten
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Amino acids
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Lipids
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Enzymes
Frage 2
Frage
Enzymes: Where is lipase produced? (Pick two)
Antworten
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Stomach
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Pancreas
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Small intestine
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Salivary glands
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Liver
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Lungs
Frage 3
Frage
Enzymes: Where is amylase produced? (Pick three)
Antworten
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Salivary glands
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Stomach
-
Liver
-
Lungs
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Pancreas
-
Small intestine
Frage 4
Frage
Enzymes: Where is protease produced? (Pick three)
Antworten
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Liver
-
Pancreas
-
Stomach
-
Salivary glands
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Lungs
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Small intestine
Frage 5
Frage
Enzymes: Enzymes increase the activation energy
Antworten
- True
- False
Frage 6
Frage
Enzymes: What does this change to the activation energy do?
Antworten
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Increases amount of successful collisions
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Makes the reaction faster
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It lowers the speed that particles must move so they use less energy
Frage 7
Frage
The Digestive System: What is the function of bile? (Pick two)
Antworten
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To neutralise stomach acids
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To digest nutrients
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To emulsify fats
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To absorb mineral ions
Frage 8
Frage
The Digestive System: Where is bile produced?
Antworten
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Small intestine
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Stomach
-
Liver
Frage 9
Frage
The Digestive System: Epithelial tissue in the stomach churns food and digestive juices together
Antworten
- True
- False
Frage 10
Frage
The Digestive System: What does the large intestine do?
Antworten
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Absorbs water from undigested water, producing faeces
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Digests and absorbs soluble foods
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Produces bile
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Produces digestive juices
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Churns food
Frage 11
Frage
Respiration: What is the chemical equation for glucose?
Antworten
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C6H12O6
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CH6O2
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NH4
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Fe2O3
Frage 12
Frage
Respiration: Complete the word equation for aerobic respiration
[blank_start]_____[blank_end] + [blank_start]_____[blank_end] -----> [blank_start]_____[blank_end] + [blank_start]_____[blank_end]
Antworten
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Hydrogen
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Glucose
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Water
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Nitrogen
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Carbon dioxide
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Oxygen
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Carbon dioxide
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Oxygen
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Hydrogen
-
Water
-
Glucose
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Ammonia
Frage 13
Frage
Respiration: Aerobic respiration occurs when there is not enough available oxygen
Antworten
- True
- False
Frage 14
Frage
Respiration: Muscles store glucose as [blank_start]_____[blank_end]
Antworten
-
glycogen
Frage 15
Frage
Respiration: During exercise, muscle cells respire more than they do at rest.
Antworten
- True
- False
Frage 16
Frage
Respiration: Complete the word equation for anaerobic respiration
[blank_start]_____[blank_end] -----> [blank_start]_____[blank_end] (+ little energy)
Antworten
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Water
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Glucose
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Acid
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Nitrogen
-
Ammonia
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Lactic acid
Frage 17
Frage
Respiration: Anaerobic respiration is the [blank_start]_____[blank_end] breakdown of glucose
Antworten
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Complete
-
Incomplete
Frage 18
Frage
Plant organs: What does the xylem do?
Antworten
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Transports minerals from the roots to the rest of the plant
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Transports sugars from the leaves to the stem
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Transports water from the roots to the leaves
Frage 19
Frage
Plant organs: The phloem transports [blank_start]_____[blank_end]
Antworten
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Sugars
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Water
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Minerals
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Nutrients
Frage 20
Frage
Plant organs: What is the function of the vacuole in a plant cell?
Antworten
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The place where most reactions take place
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To keep the cell rigid by being full of sap
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The place where photosynthesis takes place
Frage 21
Frage
Plant organs: In a leaf, why is the upper epidermis thin and transparent?
Antworten
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To allow more light to reach the palisade cells
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For easy gas exchange
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For easier water absorbtion
Frage 22
Frage
Plant organs: What is the name of the tiny openings in leaves through which carbon dioxide is taken in and oxygen released.
Antworten
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Stomata
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Chloroplasts
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Mesophyll
Frage 23
Frage
Diffusion: What is diffusion?
Antworten
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The net movement of particles up a concentration gradient
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The net movement of particles down a concentration gradient
Frage 24
Frage
Diffusion: What factors affect the rate of diffusion? (Pick two)
Antworten
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Steepness of gradient
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Temperature
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Amount of energy
Frage 25
Frage
Cells: What components make up a bacterial cell?
Antworten
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Nucleus, Cytoplasm, Cell membrane, Flagella, Cell wall, Slime capsule
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Genetic material, Cytoplasm, Cell Membrane, Flagella, Cell wall, Slime capsule, Plasmids
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Plasmids, Cytoplasm, Cell membrane, Nucleus, Flagella, Ribosomes, Mitochondria, Slime capsule
Frage 26
Frage
Cells: What components make up a animal cell?
Antworten
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Nucleus
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Cytoplasm
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Cell membrane
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Cell wall
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Chloroplasts
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Ribosomes
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Permenant Vacuole
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Flagella
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Plasmids
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Mitochondria
Frage 27
Frage
Cells: What is the nucleus' role in a cell?
Antworten
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Where most reactions happen
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Controls cell activity
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Contains genetic information
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Allows substances in and out of the cell
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Produces proteins
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Produces energy
Frage 28
Frage
Cells: How many chromosomes does the nucleus contain?
Antworten
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46
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23
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12
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50
Frage 29
Frage
Cells: What are stem cells?
Antworten
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Cells found in the reproductive organs of men and women
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Unspecialised cells that can become any type of cell
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A component of blood
Frage 30
Frage
Cells: Where can stem cells be found in animals?
Antworten
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Brain
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Heart
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Bone marrow
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Foetus'
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Embryos
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