Understanding Bacteria Growth

Understanding Bacteria Growth

Assessment

Interactive Video

Mathematics, Biology, Science

9th - 12th Grade

Hard

Created by

Olivia Brooks

FREE Resource

The video tutorial explains how to determine the starting population of a bacteria colony using a mathematical expression. It presents a problem where the number 50 is given, and students must identify what it represents among four options. By calculating P of zero, the tutorial shows that the starting population is 51, indicating that 50 is one less than the starting population.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the function P(T) represent in the context of the bacteria colony?

The time it takes for the population to double

The maximum population the colony can reach

The rate of growth of the bacteria

The number of bacteria at a given time T

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a possible interpretation of the number 50 in the context of the bacteria colony?

One less than the starting population

One more than the starting population

The starting population

The rate of growth per hour

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the starting population of the bacteria colony determined?

By calculating the derivative of P(T)

By measuring the population at T=1

By observing the population after one hour

By evaluating P(T) at T=0

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the value of P(0) in the bacteria growth function?

2

50

51

0

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the number 50 represent in the context of the bacteria colony?

The starting population

One more than the starting population

The rate of growth per hour

One less than the starting population