How can humans alter an environment to lower animal survival?

Both Build a dam & Introduce new fish into a pond

Which human activities are most disruptive to animals in an ecosystem?

removing natural ecosystems to plant crops.

How would loss of rabbit population effect mice?

The mice will decrease from being eaten more

What is commensalism?

One organism benefits while the other is unaffected

What effect does bird extinction have on food webs?

Insect populations increase without birds eating them

Land is cleared for paving a parking lot, what happens to the land to support living things?

The number and kind of living things will be greatly reduced

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Human Effects on Ecosystems

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Questions 10

Answers

1
How can humans alter an environment to lower animal survival?
Plant trees
Both Build a dam & Introduce new fish into a pond
Build a dam
Introduce new fish into a pond
2
Which human activities are most disruptive to animals in an ecosystem?
reducing the number of natural forest fires
spraying crops to control crickets.
controlled hunting of animals
removing natural ecosystems to plant crops.
3
What is the biggest cause of Climate Change?
Not recycling
Nuclear bomb testing
Raising cows
Burning fossil fuels
4
How would loss of rabbit population effect mice?
The mice will increase because the lose of a predator
The mice will cry because they loss a close friend
The mice won’t be affected.
The mice will decrease from being eaten more
5
What is commensalism?
It is the process that changes solar energy into mechanical
All the above
One organism benefits while the other is unaffected
It is a organelle in Chlorophyll
6
What does the term Biodiversity mean?
That biology is divided
All the same or similar organisms
A diverse group of organisms
Studying biology at a university
7
Coyotes are added to an ecosystem in southern Utah. How will this affect the food web?
The plants will grow more
There will be less primary consumers
All the above
The number of other predators will decrease
8
What effect does bird extinction have on food webs?
humans populations increase without bird populations.
deer and other primary consumers lose food sources.
Insect populations increase without birds eating them
producers decrease because of lost food sources
9
Land is cleared for paving a parking lot, what happens to the land to support living things?
The organisms that once lived there will become extinct.
The number and kind of living things will be increased
The number and kind of living things will be greatly reduced
The organisms that once lived there will go to another place
10
Humans often cause habitat destruction. What is one of the consequences of habitat loss?
Organism Extinction
More shopping malls
More spiders
Less wheat

Human Effects on Ecosystems Flashcards | StudBud