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Test your basic knowledge |
DSST Environmental Science - 2
Start Test
Study First
Subjects
:
dsst
,
science
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. An example of a method for managing whole ecosystems and habitats
toxicant
herbivore
Earth's fresh water is used mostly for
mapping biodiversity hotspots
2. The process of cutting down all the trees in an area at once
latitudinal gradient
emerging disease
per capita land consumption
clear-cutting
3. Fires that are set by humans
competition
prescribed fires
habitat preservation
consumer
4. The probability that a hazard will cause a harmful response
environmental science
risk
extirpation
prescribed burns
5. Burning fossil fuels
food chain
name a human activity that contributes the most carbon dioxide to the atmosphere
nodules
give an example of a social hazard that cannot be easily controlled
6. A disease that has appeared in the human population for the first time or that has existed for a while but is increasing rapidly and spreading around the world
fishery
emerging disease
habitat destruction
epidemiology
7. The pattern of overlapping food chains in an ecosystem
food web
toxicant
niche
environmental science
8. Cooking oil - fuel - and medicines
captive breeding programs
If Earth did not have an atmosphere
products derived from the natural environment
genetic diversity
9. The highest level of biodiversity
carnivore
ecosystem diversity
nodules
exotic species
10. Building up not out
predator
A principal of smart growth
an action that can reduce the greenhouse gas emissions caused by driving
latitudinal gradient
11. Chemicals that causes harm to embryos and fetuses
teratogens
planting of new trees help reduce climate change by
habitat destruction
biotic factor
12. Chemicals that cause cancer
mutualism
carcinogens
abiotic factor
an action that can reduce the greenhouse gas emissions caused by driving
13. An organism that breaks down wastes and dead organisms
clear-cutting
biodiversity
noise polution
decomposer
14. A virus or bacterium (organisms) that cause infectious diseases
prey
pathogen
debt-for-nature swap
epidemiology
15. Viruses - bacteria and other organisms in the environment that harm human health
population
predator
biodiversity
biological hazards
16. Are carefully controlled
prescribed burns
high levels of biodiversity
wildlife corridor
emerging disease
17. A nonliving part of an organism's habitat
niche
abiotic factor
mapping biodiversity hotspots
warming temperatures
18. Bumps on the roots of certain plants
overfishing
nodules
endangered
teratogens
19. Provide wood
biome
population
secondary succession
economic value of forests
20. Manage - protect and reintroduce threatened and endangered species
captive breeding
high levels of biodiversity
extinction
Species Survival Plans (SSPs) goals
21. The practice of protecting the environment
automobile
emerging disease
conservation
species
22. Amount of land each person uses
carrying capacity
teratogens
endangered
per capita land consumption
23. The breaking of a habitat into smaller - isolated pieces
habitat fragmentation
deforestation
genetic diversity
selective cutting
24. A series of events in which one organism eats another and obtains energy
endangered
food chain
prescribed burns
the ocean's absorption of carbon dioxide ...
25. By increasing the need for people to drive
parasitism
how does sprawl increase carbon dioxide emissions
niche
an action that can reduce the greenhouse gas emissions caused by driving
26. A consumer that eats both plants and animals
factors that cause different people to respond differently to environmental hazards
omnivore
planting of new trees help reduce climate change by
renewable resource
27. Sikhote-Alin mountains and the Siberian tigers living there are separated from other mountains by this
habitat fragment
per capita land consumption
infants
biotic factor
28. The role of an organism in its habitat - or how it makes its living
products derived from the natural environment
nonrenewable resource
emerging disease
niche
29. The disappearance of all members of a species from Earth
per capita land consumption
emerging disease
extinction
habitat destruction
30. A species that is at risk of extinction
products derived from the natural environment
latitudinal gradient
endangered species
captive breeding programs
31. The series of changes that occur in an area where the ecosystem has been disturbed - but where soil and organisms still exist
predator
how does sprawl increase carbon dioxide emissions
environmental science
secondary succession
32. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat
Species Survival Plans (SSPs) goals
sustainable yield
ecotourism
wildlife corridor
33. An area with a large population of valuable ocean organisms
competition
carbon footprint
biggest danger posed by global warming to people living in coastal areas
fishery
34. The struggle between organisms to survive as they attempt to use the same limited resource
renewable resource
prey
prescribed burns
competition
35. When fish are caught faster than they can breed - causing the populatio to decrease
overfishing
habitat destruction
carbon footprint
fire suppression
36. The clearing of a forest and replacing it with another land use
deforestation
greenhouse gases
consumer
producer
37. The most effective way of preserving biodiversity by protecting whole ecosystems
endangered
habitat preservation
decomposer
symbiosis
38. Help improve the standard of living for residents
the ocean's absorption of carbon dioxide ...
omnivore
prey
sustainable cities can
39. Using public transportation
symbiosis
threatened
teratogens
an action that can reduce the greenhouse gas emissions caused by driving
40. A natural pattern in which species diversity generally increases toward the equator
environmental science
risk assessment
latitudinal gradient
high levels of biodiversity
41. Has the highest amount of species diversity
prescribed burns
urbanization
insects
predator
42. The amount of replacement is equal to the amount harvested
A principal of smart growth
nodules
habitat destruction
harvested sustainability is a renewable source IF
43. A relationship between two species in which both species benefit
nonrenewable resource
urban area
mutualism
exotic species
44. A species that could become endangered in the near future
threatened
keystone species
biodiversity
consumer
45. A species that influences the survival of many others in an ecosystem
per capita land consumption
population
keystone species
habitat
46. The series of changes that occur in an area where no soil or organisms exist
harvested sustainability is a renewable source IF
primary succession
population
species diversity
47. An organism that can make its own food
niche
clear-cutting
producer
teratogens
48. Species that are carried to a new location by people
extinction
pathogen
greenhouse gases
exotic species
49. A consumer that eats only animals
carbon footprint
name examples of infrastructure
carnivore
biotic factor
50. This draws people from urban areas to rural areas
predator
uncentered commercial strip development
teratogens
open space