Serengeti Lesson 4

What happened to the buffalo in the Serengeti from 1960-1975?

• They increased dramatically

• They decreased dramatically

• They did not change

• They became extinct

The buffalo are increasing because the rainfall increased, giving them more access to food.

• True

• False

The buffalo are increasing because their predators are decreasing.

• True

• False

The buffalo are increasing because more buffalo are migrating into the Serengeti.

• True

• False

We still have not determined the cause of the buffalo population's increase.

• True

• False

The maximum number of organisms an area can support is called its...

• trophic level

• carrying capacity

• biomass

• optimum

From years 5-20, the carrying capacity of the deer is approximately...

• 5

• 10

• 15

• 20

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

How much energy moves up each trophic level in a food chain?

• 90%

• 10%

• 100%

• 0%

What percent of the total energy do the frogs receive in this pyramid?

• 100%

• 10%

• 1%

• 0.1%

In an ecosystem, producers always have the greatest biomass because they receive the most energy.

• True

• False

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3