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Ecological Succession and Stability Flashcards | StudBud
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Ecological Succession and Stability
Ecological Succession and Stability
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A pretest/ review of primary and secondary succession, biodiversity, and community ecology.
Flashcards
17 cards
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Practice quiz
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Questions
17
Answers
1
Which of the following describes biodiversity?
the variety of species that live in an area
warm-blooded vertebrate animal distinguished by hair or fur
group of individuals that potentially interbreed in nature
process by which plants use sunlight to synthesize foods
2
Which of these is an ABIOTIC factor?
Earthworm
Plant
Sun
Fish
3
_______ succession happens in areas where living things already exist.
Primary
Secondary
4
The final stage of ecological succession in a land ecosystem is a ________.
Secondary succession
Pioneer species
Climax community
Primary succession
5
If an ecosystem is very stable, then it likely has...
A mild climate!
More tertiary consumers than producers!
A high biodiversity!
Lots of organisms!
6
________ are pioneer species that produce acid that breaks down the rock they are living on.
Lichens
Spruce
Weeds
Algae
7
Ecological succession in areas that contain little to no soil to start is _____ succession.
Secondary
Primary
8
Nothing grows in the area where a volcano has erupted.
True
False
9
_________ succession generally happens faster.
Primary
Secondary
10
Which of the following describes pioneer species?
animals that inhabit an already established ecosystem
grasses/ other species that are first to grow in an area
large trees that thrive in many climates/ environments
weeds that win competition for space/ sunlight in ecosystem
11
What does this predator-prey graph show?
unchanging populations.
predators and prey are unrelated.
The populations of predators and prey depend on eachother.
the population of predators doesn't change the population of prey.
12
Which of the following is a BIOTIC factor?
Water
Plant
Soil
Rock
13
The process of one ecological community gradually changing into another is ecological _____.
Community
Progression
Succession
Diversity
14
The scientific study of the relationship between organisms and their environment is _________.
Ecology
Anatomy
Biology
Chemistry
15
Identify the true statement.
Plants and animals can thrive in any environment.
Ecosystems are constantly changing.
Ecosystems never change.
All succession happens very rapidly.
16
If part of a highly biodiverse forest burns, then begins to recover plant life, etc., this is..
Secondary succession
Primary succession
17
If an ecosystem were to flourish from a sand dune, which type of succession would this be?
Primary
Secondary
