Population Dynamics and Ecological Succession

Population Dynamics and Ecological Succession

9th Grade

22 Qs

quiz-placeholder

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Population Dynamics and Ecological Succession

Population Dynamics and Ecological Succession

Assessment

Quiz

Biology

9th Grade

Hard

NGSS
MS-LS2-4, MS-LS2-1, MS-LS2-2

+8

Standards-aligned

Created by

Charles Martinez

FREE Resource

22 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Over the course of a year, a population of 25 penguins gained 5 penguins through births and lost 3 penguins to death. In addition, 10 adult penguins moved into the population through immigration and 6 adult penguins moved out of the population through emigration. What is the yearly growth rate of this population?

19

8

2

6

Tags

NGSS.MS-LS2-1

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which of the following would result from the expansion of a species into a new habitat with no predators and evenly spaced resources? Select ALL correct answers.

logistic growth

uniform dispersion

exponential growth

Type III relationship

partial relief from density-dependent limiting factors

Tags

NGSS.MS-LS2-4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What type of interaction is most responsible for energy transfer in food chain?

Competition

Mutualism

Parasitism

Predation

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A non-native species moves into three niches that were once occupied by three different native species and outcompete the native species, producing larger population numbers than the three native species combined. What happens to the biodiversity of an ecosystem?

Biodiversity increases because the number of individuals increases.

Biodiversity decreases because only native species count toward biodiversity in an area.

Biodiversity remains the same.

Biodiversity decreases because the number of species decreases.

Tags

NGSS.HS-LS4-5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A scientist counted 200 individual deer in an area of 10 square kilometers. What is the population density?

20 deer per square kilometer

10 deer per square kilometer

2 deer per square kilometer

200 deer per square kilometer

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which method allows ecologists to estimate the population of a species that is motile (moves around)?

Quadrats

Air photos

Mark-recapture

GPS collars

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Predict the conditions that may occur when a population is an exponential growth. Choose ALL correct answers.

Birth rate is greater than death

Birth rate is less than death rate

Immigration rate is greater than emigration rate

Immigration rate is less than emigration rate

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