5 Written questions
5 Matching questions
- The origins in all phosphorus in biological tissue is
- Aquifers are
- the largest pools of carbon in the carbon cycle are
- When the rains came down on the rocky mountainsides, the water ran down into the grasslands where the
prairie dogs were active and ________.
- a sedimentary rocks and fossil fuels
- b are required in large amounts for organism to survive
- c C) quickly soaked into the loose soil, watering the grasses
- d underground water reservoirs
- e or phosphorus dissolved int he ocean and taken up by shellfis
5 Multiple choice questions
- net primary production
- are helped by the presence of zebra mussels
- E) prairie dogs were part of a negative feedback loop once they were removed
- a closed system of organic and inorganic materials as well as energy; where everything is recycled.
- sum of all the planets living organisms and the abiotic portions of the environment
5 True/False questions
grazing animals such as deers → have low temperature throughout the year
In a previous chapter you read about "keystone species." How do the prairie dogs in this story meet the
definition of a keystone species? → Their burrows loosened the soil and served as homes for other species; they helped with nutrient
recycling. They helped water sink into the soil and kept soil loose for grassroots. When they were
removed, the system collapsed.
which of the following are pioneer species → are helped by the presence of zebra mussels
By definition, parasites-----their hosts → Efforts at urban restoration intend to undo damage done to communities due to urban development.
Environmentally and economically acceptable means of controlling introduced invasive species → lichens