Food webs, species diversity and abundance

There are 2 450 sparrows in the Northern Forest. This is a description of

• diversity

• abundance

• richness

In the food chain shown, the snake is

• a producer

• primary consumer

• secondary consumer

Food webs begin with a producer

• True

• False

The relative proportion of individuals of difference species in a community is called

• species richness

• species abundance

• species evenness

Community A has the same number of species as community B. However, in Community A 90% of the individuals belong to one species. In Community B the number of individuals are more evenly distributed between the different species. Which of the following conclusions are correct?

• Community A has higher species richness than Community B.

• Community B is more even than Community A

• Community A is more diverse than Community B

• Community B is more diverse than Community A

In a food chain, a herbivore is

• a producer

• a primary consumer

• a secondary consumer

• not necessary

These are all members of the same species

• True

• False

Select all that apply

• mouse

• snake

• grasshopper

• hawk

• coyote

Select the producer(s) in this food web

• algae

• zooplankton

• phytoplankton

• Limpet

• shark

Which location has the highest species richness?

• Snipe Island Brook

• Potash Brook

• Centennial Brook