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Biology National 5 Revision

Answer these biology related questions
Quiz by
Tech11
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Last updated: April 30, 2019
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First submittedApril 30, 2019
Times taken168
Average score50.0%
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Question
Answer
Where does the second stage of aerobic respiration take place?
Mitochondria
The pH where an enzyme will function at its maximum activity is known as its...
Optimum pH
How many valve(s) does the heart have?
4
Where are the female gamates produced in humans?
Ovary
Where are the male gamates produced in plants?
Anthers
What is the formula for glucose?
C6H12O6
Name the process in which water moves via passive transport
Osmosis
Name the process in which a substance moves against a concentration gradient
Active Transport
How many strand(s) is DNA made up of?
2
Name the compound which is needed for the first stage of photosynthesis in plants
Water
Question
Answer
What material are plant cell walls composed of ?
Cellulose
Name an organelle unique to plant cells
Chloroplast
Name the organelle in bacterial cells which is responsible for storing genetic information
Plasmid
Name the hormone released by the pancreas which will result in a higher blood sugar level
Glucagon
What must bind to an enzyme's active site before a reaction can take place?
Substrate
Name one physical change to an enzyme that occurs when it is denatured
Shape
Name the process in which glucose is broken down into pyruvate which is then broken down into carbon dioxide and water
Aerobic Respiration
State the most common optimum temperature (in celcius) for enzyme reactions
37
How many set(s) of chromosomes do human haploid cells have?
1
State the most common optimum pH for enzyme reactions
7
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