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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