WorksheetsHuman Impact on Biodiversity
Total questions: 15
Worksheet time: 15mins
The largest threat to biodiversity is
bacteria
humans
fungi
plants
The loss of a natural habitat is called:
Habitat Development
Pollution
Biodiversity
Habitat Destruction
The breaking of habitats into smaller pieces is called...
habitat division
habitat corruption
habitat pollution
habitat fragmentation
Why is habitat fragmentation hazardous to animals?
Animals may not thrive in their new habitat
Habitat fragmentation causes loss of habitat for many organisms
If coral reefs die, so will many fish species that depend on them
Habitat fragmentation does not pose a threat to animals.
Habitat fragmentation occurs when...
an ecosystem is able to recover, or adjust easily to change.
smaller fragments of a habitat join to make a large habitat.
the temperature of ocean water causes algae to leave coral reefs.
a large area of habitat is broken up into smaller isolated areas.
What are the greatest problems facing plants, animals and people?
Introducing new species that can cause problems
Illegal hunting
Habitat desctruction
All of the above
Why does 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
What makes a species invasive?
Moving to a new ecosystem and taking resources from natives
Species that cannot adapt
Not having prey
Plants that take up too much space
Climate change causes extreme weather conditions such as:
Flooding
Hurricanes
Heat Waves
All of the above
How does plastic effect sea life?
Microplastics create dead zones in the oceans
Wildlife such as dolphins, seals and seabirds often eat plastic, mistaking it for food
Plastics provide habitats for marine life
None of the above
Pollution can cause harm to the ________.
air
water
land
air, water and land
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.
ability to alter the environment.
need for food.
ability to adapt to change.
Which of the following issues is the cause of the other environmental impacts caused by humans?
Pollution
Climate Change
Human Population Growth
Habitat Destruction
The belief that humans have caused the Earth to gradually warm up
Global Warming
Byproduct
Conserve
Earth's Fever
Adding harmful waste to water, air or land
Smog
Renewable Resources
Pollution
Nonrenewable Resources
