1
Eyesight is not an example of _______
genetic diversity
A major feature of a deciduous forest is
Trees lose their leaves in fall
Tropical rainforests do not have ________
mild climates with distinct seasons
What is one of the three main ways to control invasive species?
Using other species to control invasive species
_______ is not a threat to biodiversity
overpopulation
Why is biodiversity important?
Makes ecosystems healthier, which allows for resilience, the ability to return to a healthy ecosystem
Why do we have regulations on hunting and fishing?
To avoid overexploitation, which is a threat to biodiversity
Resilience describes an ecosystem's ability to maintain dynamic equilibrium. True or False?
True
Scientists can use aerial photos to collect data to determine the biodiversity index of an area. True or False?
True
What exists only in the northern hemisphere?
Taiga
What is an example of supporting ecosystem service?
Nutrient cycling
If there are 25 species in an area and 100 individuals of those species, what is the biodiversity index?
.25
When a wetland is drained, it is a threat to biodiversity called ______
When an organism is introduced into an ecosystem and outcompetes native species for space, food, light or nutrients it is an example of what?
Invasive species
salt spray from the ocean
Laws and regulations are placed on what recreational activities to help sustain populations?
Using fences to keep out invasive species would be an example of what kind of control?
mechanical control
Using herbicides and pesticides to eliminate invasive species would be an example of what kind of control?
Chemical control
If an animal is introduced into an ecosystem to help eliminate an invasive species, it is an example of what kind of control?
Biological control
What is a law that has helped reduce water pollution in the United States?
United States Clean Water Act