2nd Semester Ecosystems

What trend do you see happening in the wolf population?

• The wolf population grew, then decreased, grew again, and is mostly holding stead.

• The wolf population is currently very low.

• The wolf population is currently very high.

• The wolf population has remained unchanged over the years.

Were there any years where the wolf population stayed the same?

• 2010 and 2011

• 1995 and 1996

What is the amount of rainfall in October of 1993?

• One inch

• Two inches

• Three inches

• Four inches

What is the amount of rainfall in September of 1994?

• One inch

• Two inches

• Three inches

• Four inches

Cheatgrass is an invasive species in Colorado. Deer cannot eat it, but Elk can eat cheatgrass. According to this graph, what plant has the greatest annual probability of fire?

• Sagebrush

• Montane

• Cheatgrass

According to the data table, what job receives highest salary?

• Software Engineer

• Chief Executive Officer (CEO)

• Sales Assistant

• Integration Specialist

According to the data table, what city would the software engineer live?

• Tokyo

• London

• New York

• San Fransisco

According to the graph, what animal has the lowest population?

• Giant pandas

• Mountain Gorillas

• Rothschild's Giraffe

• African Elephants

What population has only 1,600 species left in the wild?

• Giant pandas

• Mountain Gorillas

• Rothschild's Giraffe

• African Elephants

Which of the following events involves a consumer and a producer in a food chain?

• An eagle eats a frog.

• A butterfly eats lavender.

• A snake eats a rat.

• A thrush bird eats a fruit fly.