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Strength in Numbers!

Background: The Population Size is the total number of individuals. It affects the species chance to survive or go extinct. For example, a population of dogs may consist of 10 individuals Species with a very small population size has a higher chance of going extinct.

Objective:

1. Explain the importance of population size in the species' survival and maintaining the balance in the ecosystem in the changing environment

Procedures:

1. Read the text below and analyze Table 2

2. Then answer the guide questions below. There are two bacterial cultures with different population sizes in the two Petri dishes of the same 5ml culture mediums. A food poison technique employed in both with an antibacterial agent.

Guide Questions:

2. Which culture has a higher chance of surviving the antibacterial agent applied to the culture medium? Why?


Pahelp po. Salamat