How are coral reefs being threatened?

Tourist activities, oil spills, natural disasters

Warming oceans cause coral bleaching which can lead to coral death. This is a problem because:

All answer choices are accurate

How does climate change affect animals

Rising temperatures risk destabilizing the balance between their ecosystem

Most marine protected areas...

are along the coastlines of developed nations

Which is the best way to get rid of invasive species?

Bring in predators to balance the invasive species

The Anthropocene Age is:

An age where human beings are the dominant species

help animals get around their habitats to find food.

Why are biodiversity hotspots so unique?

Climate and geography create unique variety of species

Which of the following sets of words is BEST associated with the term "Anthropocene"?

Global Warming, Population growth, and Species extinction

What are marine protected areas?

ocean habitats that can recover and grow if human impact is limited

Invasive species are...

A non-native species to an ecosystem that causes harm

Rich tropical ecosystems like coral reefs and rainforests support

have the greatest numbers of different species.

How Is The 6th Extinction Unique?

It's driven mainly by the unsustainable activity of humans

Why are biodiversity hotspots important?

they have large numbers of species which are only found at that location.

What is the 6th extinction?

The disappearance of many animals and plants

What is a wildlife corridor?

A place animals can cross roads safely

Where are many critical biodiversity hotspots located?

islands, tropical rain forests, and coastal areas

biodiversity hotspot?

threatened areas of high biodiversity

How does climate change affect animals?

It changes temperatures and weather patterns

What is overexploitation?

Overuse of wildlife and plant species by humans

Marine protected areas are...

Bodies of water that are gaurded from to much human activity

Wildlife corridors....

Help keep both humans and wildlife safe

Humans introduce an invasive species of birds. What is the most serious environmental concern?

Invasive birds may outcompete native birds for habitat/food

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ONLINE 1409 - Lecture Test 2 - Part 5 - Impact of Loss of Biodiversity

52 termsStudBud Administration

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Questions 52

Answers

1
Fragmentation, pollution, overexploitation and non-native species introduct. are examples of
Natural change
Human Impact
Degradation
Climate change
2
Marine Protected Area's protect...
All of the above
plants and algae
fish and invertebrates
ecosystems including humans
3
How are coral reefs being threatened?
By air pollution and acid rain
Agriculture development and timber harvesting
By ozone depletion
Tourist activities, oil spills, natural disasters
4
Warming oceans cause coral bleaching which can lead to coral death. This is a problem because:
Coral reefs are among the most diverse ecosystems on Earth
Coral reefs buffer adjacent shorelines from wave action
Healthy reefs contribute to local economies through tourism
All answer choices are accurate
5
Which ecosystem is characterized by high biodiversity and is a hotspot for marine life?
Mariana Trench
Desert
Coral Reef
Grassland
6
What are Marine Protected Areas?
all of the above
include marine reserves, fully protected marine ares, no-take zones, etc.
an area designated and effectively managed to protect marine ecosystems
can have different levels of protection, range of activity allowed can vary
7
How does climate change affect ecosystems?
Reduces pollution
No effect
Increases biodiversity
Alters habitats
8
How does climate change affect animals
More animals are likely to die due to weather changes
Their response to changes makes them more likely to attack each other
Rising temperatures risk destabilizing the balance between their ecosystem
9
Most marine protected areas...
are in the open oceans
are along the coastlines of developed nations
have been established without consent of the U.S.
ban fishing and extractive activities
10
Which is the best way to get rid of invasive species?
Use chemicals to get rid of species
Kill all species, native and invasive
Bring in predators to balance the invasive species
11
The Anthropocene Age is:
An future age where humanity declines
A past age before the Jurassic
An age where human beings are the dominant species
A past age after after the Jurassic
12
New agricultural biotechnologies use genetic engineering to
modify species.
prevent pollution.
determine if there are any diseases.
reduce the use of farmland.
13
Wildlife Corridors
keep animals from all danger.
help animals get around their habitats to find food.
are always bridges across busy roads.
14
What are other factors leading to a 6th Mass Extinction?
All of the above
Deforestation
Pollution
Global warming
15
Why are biodiversity hotspots important to preserve?
All of the others
They provide important species for us
They have a high percentage of the world's diversity
They are threatened
16
Biodiversity hotspots are places where there is little biodiversity.
True
False
17
How do humans cause climate change?
Cutting down trees
All of the answers
Burning fossil fuels
Through farming practices
18
Marine protected areas help biodiversity.
False
True
19
Why are biodiversity hotspots so unique?
Creates more arable land
Climate and geography create unique variety of species
Native species can always overpower invasive species
Species can be found everywhere on Earth
20
Which of the following sets of words is BEST associated with the term "Anthropocene"?
Global Warming, Population growth, and Species extinction
Decolonization, Non-alignment, and United Nations
Neo-liberalism, Free trade, and Common markets
Trench war, Blitzkrieg, and Arms Race
21
How does climate change affect ecosystems?
It can alter habitats
All of the above
It can cause species to migrate or go extinct
It can disrupt food chains
22
What are marine protected areas?
jungle habitats that can recover and grow if human impact is limited
ocean habitats that can recover and grow if human impact is limited
forest habitats that can recover and grow if human impact is limited
23
Invasive species are...
the max number of individuals in an area
organisms that improve biodiversity
A non-native species to an ecosystem that causes harm
Non-native species to an area
24
What is the primary cause of coral bleaching?
Sustainable fishing
Climate change
Plastic pollution
Invasive species
25
____ is threatened due to overexploitation and habitat destruction.
pollution
biodiversity
invasive species
extinction
26
Rich tropical ecosystems like coral reefs and rainforests support
great white sharks.
contribute oxygen to the atmosphere.
have the greatest numbers of different species.
help cool the planet.
27
How Is The 6th Extinction Unique?
It's was caused by factors outside of the Earth's atmosphere
It's driven mainly by the unsustainable activity of humans
It's the shortest extinction in comparison to others
It's lead to the extinction of only aquatic organisms
28
What is a biodiversity hotspot primarily characterized by?
Large population sizes of a single species
High levels of pollution
Low species diversity
High species richness
29
Why are biodiversity hotspots important?
they are the only places where biodiversity can be preserved
they have large numbers of species which are only found at that location.
the organisms are dangerous to humans
they are always islands
30
What is the 6th extinction?
The disappearance of many raw materials (oil and wood)
The disappearance of mankind
The disappearance of many animals and plants
The disappearance of the internet
31
What "era" is the 6th extinction considered?
Cretaceous
Triassic
Permian
Anthropocene
32
What is a wildlife corridor?
A sanctuary
A place you can visit animals
A place animals can cross roads safely
Someone who helps wild animals recover from injuries
33
Where are many critical biodiversity hotspots located?
cities and developed areas of the world
All of the above
islands, tropical rain forests, and coastal areas
desert and polar environments
34
Why are coral reefs important?
they keep us safe by being a barrier during storm surges and floods.
All of the above.
They provide food and income to millions of people
can help advance modern medicine.
35
biodiversity hotspot?
sctivities such as camping in wilderness areas
threatened areas of high biodiversity
variety of habitats and communities
species native to a partiucular area
36
Genetic engineering is one solution to prevent coral bleaching
True
False
37
How does genetic engineering improve agriculture?
By improving crop performance
By raising ethical concerns
By reducing soil quality
By increasing pesticide use
38
_______ are causing the 6th extinction.
Impacts
Humans
Homeless animals
Asteroids
39
How does climate change affect animals?
It changes temperatures and weather patterns
It creates more habitats
It causes faster reproduction
It has no effect
40
What is overexploitation?
Overuse of wildlife and plant species by humans
Using renewable resources frivolously
Creating specific habitats for species to thrive
Management of how humans use natural resources
41
Habitat or wildlife corridors
increase genetic diversity in fragmented populations
increases gene flow in small fragmented populations
all of these
connect fragmented habitats to enable movement/breeding
42
What is threatening our rainforests?
Food production
All of the above
Urban sprawl - cities and roads
Timber production
43
Marine protected areas are...
Bodies of water that are gaurded from to much human activity
Places gaurded by members of the US Marine Corps.
Bodies of water protected by marine life
44
What is the meaning of Anthropocene?
The age of Humans
The age of the Future
The age of Change
The age of Technological Advancement
45
Why are rainforests important?
The provide us with oxygen
They are important habitats
Much of the world's foods and medicines originally came from rainforests.
All of the above
46
Wildlife corridors....
Are hiking trails used by humans
Help keep both humans and wildlife safe
Only benefit wildlife
47
How does an invasive species spread?
space activity
disease activity
natural or human activity
technological activity
48
Humans introduce an invasive species of birds. What is the most serious environmental concern?
Native birds may introduce diseases to invasive birds.
Invasive birds may breed with native birds.
Invasive birds may outcompete native birds for habitat/food
Native birds may prey on invasive birds.
49
Which statement below is NOT true about invasive species, like the Brazilian Pepper Tree?
Lots of money is spent because of problems caused
Spread throughout areas they are not desired
Easy to get rid of
Destroy the habitat of native animals
50
Wildlife corridors:
All of these
Provide some more habitat
Enable gene flow between populations
Allow animals to travel between protected areas
51
How does climate change affect animals?
More food
No effect
Habitat loss
More habitats
52
we are currently in the 6th extinction
True
False

ONLINE 1409 - Lecture Test 2 - Part 5 - Impact of Loss of Biodiversity Flashcards | StudBud