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Unit 5: Ecological Succession

Authored by Barry Conner

Science

9th Grade

NGSS covered

Used 13+ times

Unit 5: Ecological Succession
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary characteristic that distinguishes primary succession from secondary succession?

The presence of soil at the start

The speed of ecosystem recovery

The types of pioneer species present

The final ecosystem composition

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which event would most likely trigger primary succession?

A forest fire

A volcanic eruption

A flood

Agricultural activities

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pioneer species in primary succession typically include:

Large trees and shrubs

Complex flowering plants

Lichens and mosses

Tall grasses and weeds

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Secondary succession occurs more rapidly than primary succession because:

It involves different types of species

The climate conditions are better

Pioneer species work faster

Soil is already present

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After a forest fire, which organisms would you expect to appear first?

Tall trees

Grasses and weeds

Large mammals

Aquatic plants

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How long can primary succession take to establish a mature ecosystem?

Hundreds to thousands of years

Several weeks

A few months

One to two years

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role do pioneer species play in soil development?

They remove nutrients from the soil

They prevent other species from growing

They contribute organic matter when they die

They extract minerals from the air

Tags

NGSS.MS-LS2-3

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