
Human Impact on Biodiversity
Presentation
•
Science
•
7th Grade
•
Medium
+7
Standards-aligned
Crystal Graham
Used 163+ times
FREE Resource
8 Slides • 16 Questions
1
Human Impact on Biodiversity
2
What is biodiversity?
3
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4
Damaging Biodiversity
Habitat Destruction is the loss of natural habitat. This may include clearing forests or filling in wetlands
5
Multiple Choice
The loss of natural habitat is called...
habitat development
pollution
habitat destruction
biodiversity
6
7
Multiple Choice
The breaking of habitats into smaller pieces is called?
habitat polarization
habitat deformation
habitat fragmentation
habitat corruption
8
Multiple Choice
Why is habitat fragmentation hazardous to animals?
Animals may not thrive in their new habitat
If coral reefs die, so will many fish species that depend on them
Habitat fragmentation does not pose a threat to animals.
Habitat fragmentation causes loss of habitat for many organisms
9
Multiple Choice
Habitat fragmentation occurs when…
An ecosystem is able to recover, or adjust easily to change
The temperature of ocean water causes algae to leave coral reefs.
A large area of habitat is broken up into smaller isolated areas
Smaller fragments of a habitat join to make a large habitat
10
11
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13
Multiple Choice
What are the greatest problems facing plants, animals, and people?
habitat destruction
illegal hunting
introducing new species that can cause problems
all of the above
14
Multiple Choice
Why do the populations of invasive species grow so quickly?
Invasive Species are native to an area.
Invasive species have no predators.
Invasive species are prey to many animals.
Invasive species keep the ecosystems in equilibrium.
15
Multiple Choice
What makes a species invasive?
Not having papers
Moving to a new ecosystem and taking resources from natives
Plants that take up too much space
Species that can't adapt
16
Multiple Select
Climate change causes extreme weather conditions such as:
Flooding
Hurricanes
Heatwaves
Droughts
17
Multiple Choice
How does plastic effect sea life?
Microplastics create dead zones in the oceans.
Plastics provide habitats for marine life.
Wildlife such as dolphins, seals and seabirds often eat plastic, mistaking it for food.
Non of the above.
18
Multiple Choice
Process that moves sediments and rocks from one place to another.
Deposition
Weathering
Erosion
Pollution
19
Multiple Choice
How do humans increase erosion?
building groynes
protecting beach dunes
removing plants and trees
20
Multiple Select
Pollution can cause harm to the ___________.
water
land
air
21
Multiple Choice
Human impact on the environment is often more dramatic than the impact of most other living things because humans have a greater
need for water
need for food
ability to adapt to change
ability to alter the environment
22
Multiple Choice
Which of the following issues is the cause of the other environmental impacts caused by humans?
pollution
human population growth
climate change
habitat destruction
23
Multiple Choice
Belief that humans have caused the Earth to gradually warm up
Global Warming
Conserve
Byproduct
Earth's Fever
24
Multiple Choice
Adding harmful waste to water, air, or land
smog
renewable resources
non-renewable resources
pollution
Human Impact on Biodiversity
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