Font size
WorksheetsES Unit 1
Total questions: 13
Worksheet time: 4mins
We are entering
our first mass extinction
the agricultural revolution
our sixth mass extinction
the industrial revolution
A species whose decline acts as an early warning that an ecosystem is being degraded
keystone species
invasive species
indicator species
species richness
Which one of these is NOT a threat to biodiversity?
Population
Overexploitation
Walking on trails
Invasive Species
Biodiversity creates an unstable ecosystem.
True
False
Biodiversity provides resources humans depend on.
True
False
The title of Rachel Carson's book
Silent Spring
When the Birds are Gone
Summertime Sadness
The Effect of Pesticides on Birds
What is Species Richness?
How much flavor an animal's meat has
How close in number each species in an environment is
How many resources a species has gathered for hibernation
The number of different species represented in an ecological community
A species that migrates into an ecosystem or is deliberately or accidentally introduced by humans
Invasive Species
Indicator Species
Keystone Species
Gifted Species
Which one of these is NOT an example of an abiotic factor?
Rocks
Water systems
Bacteria
Sunlight
What was THE major pivotal point in American history, beginning in the early 1800’s, that led to vast changes in the environment?
Revolutionary War
Industrial Revolution
WWII
The Invention of the Automobile
Choose the 2 reasons why the palm trees on Easter Island went extinct
Overharvesting for canoe production
Overharvesting for rope and other materials used to build the Moai statues
Overharvesting for totem poles
Tsunami damage
Sea otters are an example of a(n)
Invasive Species
Indicator Species
Keystone Species
Parasitic Species
How do we remember the 6 threats to biodiversity?
HIPPCA
CHAPPY
HIPPCO
HARSCH
