Chapter 5 Multiple Choice Questions

What processes create ecological communities?
. Which of these statements best describes the ecological niche of an organisms?

. The niche of an organism is about more than the conditions where it lives or its interactions with other organisms. The best model we have so far is known as

. Which of the following is NOT one of the three main niche axes where species differ?

. When species compete for limited resources, then the better competitor will exclude the worse competitor from those resources. This statement is better known as

. Temporal segregation in a habitat is when

. In a review of 164 studies looking at the role of competition in ecosystems by manipulating the density of at least one species, what percentage of the studies always showed a statistically significant impact of this intervention?

. If the impact of the removal of a keystone predator is to reduce biodiversity further down the food web, this is described as

. The key factors influencing species richness at a regional scale are

. Geographical isolation is often a key feature in one of the following processes. Which one?

. Crown-of-thorns starfish are predators of coral. What area of a coral reef can a single Crown-of-thorns destroy in a year?

Back to top