Logarithms (AQA A-Level Biology): Quizzes
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Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does each major division on a logarithmic scale represent?
What does each major division on a logarithmic scale represent?
Multiplication by 10
Why are logarithmic scales essential in biology?
Why are logarithmic scales essential in biology?
Many phenomena involve exponential changes
What does a straight rising line on a logarithmic graph indicate?
What does a straight rising line on a logarithmic graph indicate?
Exponential growth
What does a line curving upwards on a log graph represent?
What does a line curving upwards on a log graph represent?
Growth faster than exponential
What does a line curving downwards on a log graph indicate?
What does a line curving downwards on a log graph indicate?
Growth slower than exponential
How does exponential bacterial growth appear on a log scale?
How does exponential bacterial growth appear on a log scale?
Straight line with positive gradient
What does a steeper line on a bacterial log graph indicate?
What does a steeper line on a bacterial log graph indicate?
Faster doubling times
What happens to concentration when pH increases by one unit?
What happens to concentration when pH increases by one unit?
Decreases ten-fold
What does a horizontal line indicate on a bacterial growth log graph?
What does a horizontal line indicate on a bacterial growth log graph?
Carrying capacity reached