Ecology Trivia 11: Population Dynamics

I tracked all the baby chickens born on a farm from spring of this year until their death. What is this?

• Static life table

• Cohort life table

• Age distribution

I measured all the trees in the forest to determine their age. What is this?

• Static life table

• Cohort life table

• Age distribution

Tags

NGSS.MS-LS2-2

You can age deer by the size of their antlers. I found an area with a lot of dead deer and recorded their age at death. What is this?

• Static life table

• Cohort life table

• Age distribution

Tags

NGSS.HS-LS3-3

A graph that shows the number or proportion of individuals surviving to each age for a given species or group.

• survivorship curve

• exponential

• linear

• logistic

Type 1 curve represents which of these?

• Birds

• Blue whales

• Trees and plants

• Marine plankton

Type 2 curve represents which of these?

• Birds

• Blue whales

• Trees and plants

• Marine plankton

Tags

NGSS.MS-LS2-1

Type 3 curve represents which of these?

• Birds

• Blue whales

• Trees and plants

• Marine plankton

Tags

NGSS.MS-LS2-4

Rio Grande cottonwood trees skew towards older trees, while white oak populations skew younger. Which population should you believe is more stable?

• Rio Grande Cottonwood

• White Oak

Tags

NGSS.MS-LS2-4

Last year, there were 100 annual phlox. This year, there are 150. What is the phlox population's rate of annual increase?

• 50

• 150

• 0.66

• 1.5

Tags

NGSS.MS-LS2-1

This invasive species was brought to the US for silk production.

• Western corn rootworm

• Asian tiger mosquito

• Spongy moth

• Kudzu

Tags

NGSS.MS-LS2-1