Podcast
Questions and Answers
What does the Menhinick's index compare?
What does the Menhinick's index compare?
- Number of species measured to the square root of the number of individuals observed (correct)
- Number of individuals observed to the number of species measured squared
- Number of species measured to the total number of individuals observed
- Number of individuals observed to the square root of the number of species measured
Why is sampling standardization and methodology crucial for calculating species richness?
Why is sampling standardization and methodology crucial for calculating species richness?
- To decrease the number of individuals collected
- To lower the overall species richness value
- To increase the bias in the results
- To estimate the value more accurately (correct)
What might happen if a researcher only collects individuals from an open area within a meadow?
What might happen if a researcher only collects individuals from an open area within a meadow?
- They may overestimate the species richness
- They will only collect common species
- They will accurately report the species richness
- They may underestimate the species richness (correct)
In taxonomy, what does a specific species belong to within a genus?
In taxonomy, what does a specific species belong to within a genus?
What does Margalef's Index indicate about an ecosystem?
What does Margalef's Index indicate about an ecosystem?
Why might researchers be interested in calculating species richness for a specific taxonomic group?
Why might researchers be interested in calculating species richness for a specific taxonomic group?
What was Mary's objective in comparing species richness before and after the park cleanup?
What was Mary's objective in comparing species richness before and after the park cleanup?
What effect did the park cleanup project have on Mary's park based on all three methods used for measurement?
What effect did the park cleanup project have on Mary's park based on all three methods used for measurement?
Why did Mary decide to sample her park before initiating the cleanup project?
Why did Mary decide to sample her park before initiating the cleanup project?
What can be concluded about sampling based on Mary's results?
What can be concluded about sampling based on Mary's results?
