Primary & Secondary Succession and Ecological Relationships

Which of the following species is NOT mentioned as found in the Serengeti plain?

• Wildebeest

• Thomson's gazelles

• Zebras

• Elephants

What factor influences the movement of dominant shepherds in the Serengeti plain?

• Temperature changes

• Rainfall and grass growth

• Presence of predators

• Human activity

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

What months make up the rainy season?

• January to March

• April to June

• July to September

• October to December

Tags

NGSS.MS-ESS2-4

Which animals appear in the area first after the rain starts?

• Zebras

• Wildebeests

• Thomson's gazelles

• Elephants

What animals follow next?

• Zebras

• Wildebeests

• Thomson's Gazelles

• Lions

Which animals are the last to return to the area after the rains begin?

• Zebras

• Wildebeests

• Thomson's Gazelles

• Giraffes

Which population reaches its peak when the rainfall is at its lowest?

• Zebras

• Wildebeests

• Thomson's Gazelles

• Buffaloes

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

Which population has more than one peak?

• Zebras

• Wildebeests

• Thomson's gazelles

• Lions

How are the masses (kg) of different species related to the grazing order shown in the graph?

• Larger animals graze first

• Smaller animals graze first

• All animals graze simultaneously

• The order is random

This image represents a trophic cascade. Identify whether the relationship is direct or indirect; positive or negative.

d

c

a

b

direct

indirect

-

+

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-3