3.7.2 Populations

Question 1

Why is it more useful to calculate can index of diversity than species richness

Answer 1

Species richness only measures number of each species and doesn’t account for population size but index of diversity accounts for both
Useful as their could be lots of one specie/few of another

Question 2

Suggest how the scientist measured the rate of water flow in the river

Answer 2

Place floating object in water + time how long it takes to travel a distance