Ecological Stability Warm-Up

Ecological Stability Warm-Up

9th Grade

12 Qs

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Ecological Stability Warm-Up

Ecological Stability Warm-Up

Assessment

Quiz

Biology

9th Grade

Medium

Created by

Brittany Davila

Used 1+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Which of the following would be the most likely effect, if there were a sudden increase in the cricket population?

There would be a decrease in the small bird population.
There would be a decrease in the grass/flowers population.
There would be a decrease in the mice population.
There would be an increase in the grass/flowers population.

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which best explains why many kinds of plants and animals can live together in an ecosystem?

The plants and animals are all part of a food chain and depend on each other to live.
Plants and animals are interdependent of one another.
One species may overpopulate, killing all plant life.
Over population of a species results in a biodiversity.

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What would most likely happen if an ecosystem no longer received sunlight?

The number of herbivores would increase
The number of plants would increase
all organisms would adapt
All living organisms would eventually die

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Examples of how humans negatively affect local ecosystems are

Building dams, deforestation (cutting down trees), adding point sources to nearby streams to allow for run-off, building roads and structures, and salting roads.
Creating laws to prohibit fishing from local streams.
Planting trees and other plants to attract native species.
Removing non-native species from the environment.

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What does biodiversity mean?

Only one species in an area.
The different amount of species in an area
All abiotic life
Nitrogen fixation

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

In this tundra food web, if grasses were removed what would happen to the sustainability of the ecosystem?

There would be an overpopulation of arctic hares and lemmings.
Polar bears would move to a new ecosystem
The ecosystem would collapse because it lost its main producer
Wildflowers would die out from the ecosystem

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Globally, the leading cause of biodiversity loss is 

invasive species
poaching and overharvesting
pollution
habitat change and loss 

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