Mechanical Engineering > GATE 2017 SET-1 > Data Interpretation
The growth of bacteria (lactobacillus) in milk leads to curd formation. A minimum bacterial population density of 0.8 (in suitable units) is needed to form curd. In the graph below, the population density of lactobacillus in 1 litre of milk is plotted as a function of time, at two different temperatures, 25°C and 37°C.
Consider the following statements based on the data shown above:
i. The growth in bacterial population stops earlier at 37°C as compared to 25°C.
ii. The time taken for curd formation at 25°C is twice the time taken at 37°C.

Which one of the following options is correct?
A
Only i
B
Only ii
C
Both i and ii
D
Neither i nor ii

Correct : a

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