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Biology National 5 Revision - Statistics

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General Stats
  • This quiz has been taken 191 times
  • The average score is 10 of 20
Answer Stats
Question Answer % Correct
How many valve(s) does the heart have? 4
82%
How many strand(s) is DNA made up of? 2
80%
Where does the second stage of aerobic respiration take place? Mitochondria
79%
Name the process in which water moves via passive transport Osmosis
71%
Where are the female gamates produced in humans? Ovary
71%
Name the process in which a substance moves against a concentration gradient Active Transport
62%
What material are plant cell walls composed of ? Cellulose
62%
State the most common optimum pH for enzyme reactions 7
57%
Name an organelle unique to plant cells Chloroplast
57%
What must bind to an enzyme's active site before a reaction can take place? Substrate
51%
How many set(s) of chromosomes do human haploid cells have? 1
46%
Name the hormone released by the pancreas which will result in a higher blood sugar level Glucagon
46%
The pH where an enzyme will function at its maximum activity is known as its... Optimum pH
44%
Name the organelle in bacterial cells which is responsible for storing genetic information Plasmid
44%
Name the compound which is needed for the first stage of photosynthesis in plants Water
31%
State the most common optimum temperature (in celcius) for enzyme reactions 37
30%
Name the process in which glucose is broken down into pyruvate which is then broken down into carbon dioxide and water Aerobic Respiration
22%
Where are the male gamates produced in plants? Anthers
20%
Name one physical change to an enzyme that occurs when it is denatured Shape
20%
What is the formula for glucose? C6H12O6
19%
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