
Ecology A Test Review
Authored by Rachel Ford
Science
9th Grade
NGSS covered
Used 1+ times

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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is the correct order of ecological organization (smallest to largest)?
Ecosystem → Biome → Population → Community
Organism → Population → Community → Ecosystem → Biome → Biosphere
Population → Organism → Biome → Community → Ecosystem
Organism → Ecosystem → Population → Biome → Community
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The part of Earth that contains all life is called the:
Geosphere
Hydrosphere
Atmosphere
Biosphere
Tags
NGSS.MS-LS2-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is an example of an abiotic factor?
Grass
Soil nutrients
Rabbit
Mushroom
Tags
NGSS.MS-LS2-3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a density-dependent limiting factor?
Flood
Drought
Predation
Wildfire
Tags
NGSS.MS-LS2-4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Carrying capacity is defined as:
The average population size in any ecosystem.
The minimum number of individuals required to avoid extinction.
The maximum population size that the environment can sustain.
The number of predators needed to balance prey populations.
Tags
NGSS.MS-LS2-4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which population distribution is most common in nature (like herds of elephants or schools of fish)?
Uniform
Random
Clumped
Even
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In predator–prey relationships, what typically happens to the prey population if the predator population decreases?
Prey population increases
Prey population decreases
Prey population remains stable
Prey population goes extinct
Tags
NGSS.MS-LS2-4
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