WorksheetsCh.4 Quiz 1
Total questions: 15
Worksheet time: 1hrs 15mins
This component of biodiversity describes both the variety of species present and their abundance in an ecosystem.
species
functional
genetic
ecosystem
The variety of Earth's species
biodiversity
biome
region
habitat
Large geographic region characterized by a distinct climate and mix of species.
niche
habitat
biome
endemic
Species that can live in many different places, eat a variety of foods, and often tolerate a wide range of environmental conditions.
specialist
generalist
endemic
invasive
Why is genetic diversity a good thing?
Genetic diversity ensures that all animals will go extinct.
It's not really a good thing.
Different genes allow animals to adapt to changing environments
Which of these correctly explains the "insurance hypothesis"
A healthy ecosystem has many plants/animals that do the same job.
Having a healthy predator population ensures that all the plants get eaten.
Without key nutrients, crops will not grow.
Humans need water to survive.
This type of animal occupies a narrow niche and may only be able to survive off one type of food or live in a specific place.
primary consumer
keystone
generalist
specialist
A________is a species way of life in its community and includes everything that affects it's survival and reproduction.
habitat
niche
trophic level
population
Changes to Earth's biodiversity do not impact human economies or survival.
True
False
Specialist species can respond more easily to changing environmental conditions than can generalist
True
False
_________is one ecosystem service that is supported by biodiversity.
solar energy
species variety
pollination
medicine
The variety of different ways in which species within an ecosystem perform “jobs” that benefit the ecosystem and make it more resilient in the face of change is called _____.
ecosystem diversity
functional diversity
species diversity
genetic diversity
REVIEW: Which resource does NOT need to be cycled by ecosystems because a continuous, unlimited supply is available?
solar energy
water
pollinators
carbon
REVIEW: Suppose you are part of a community with a sustainable yield of fish. Which of the following would be true?
The yield of fish is increasing each year
No other species of fish have been inadvertently caught.
The rate of harvest does not exceed the fish population’s rate of recovery
The community has harvested enough fish to meet its nutritional requirements.
REVIEW: The idea that people are part of, and dependent on, nature represents a(n) _____
human-centered environmental worldview
Earth-centered environmental worldview
life-centered environmental worldview
planetary management environmental worldview
