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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. Taking in carbon dioxide from the atmosphere during photosynthesis
planting of new trees help reduce climate change by
latitudinal gradient
the ocean's absorption of carbon dioxide ...
selective cutting
2. A nonliving part of an organism's habitat
abiotic factor
renewable sources
an action that can reduce the greenhouse gas emissions caused by driving
immigration
3. The highest level of biodiversity
ecosystem diversity
ecology
parasitism
Earth's fresh water is used mostly for
4. Has the highest amount of species diversity
toxicant
mapping biodiversity hotspots
resource management
insects
5. This draws people from urban areas to rural areas
Scientists determine current climate conditions by
mutualism
open space
habitat fragment
6. The most direct way in which biodiverstiy can provide a source of income
nitrogen fixation
immigration
Smokey the Bear's message
ecotourism
7. The study of how living things interact with each other and their environment
resource
extinction
Scientists determine current climate conditions by
ecology
8. The amount of replacement is equal to the amount harvested
factors that cause different people to respond differently to environmental hazards
harvested sustainability is a renewable source IF
renewable resource
Scientists determine current climate conditions by
9. An area with a large population of valuable ocean organisms
If Earth did not have an atmosphere
fishery
adaptation
emigration
10. A species in danger of becoming extinct in the near future
high levels of biodiversity
global warming
endangered
exotic species
11. The loss of a natural habitat
predator
prey
mutualism
habitat destruction
12. A region that has many different types of organism is described as having a high level of this
species diversity
genetic diversity
sustainable yield
ecology
13. The breaking of a habitat into smaller - isolated pieces
species diversity
habitat fragmentation
how does sprawl increase carbon dioxide emissions
resource
14. A consumer that eats only animals
carnivore
pathogen
extirpation
factors that cause different people to respond differently to environmental hazards
15. Refers to an increase in Earth's average surface temperature
global warming
toxicant
resource management
risk assessment
16. Watering crops
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17. Chemicals that causes harm to embryos and fetuses
endangered species
resource
habitat fragmentation
teratogens
18. Soil - fresh water - wild animals - and timber
nonrenewable resource
If Earth did not have an atmosphere
wildlife corridor
renewable sources
19. A virus or bacterium (organisms) that cause infectious diseases
high levels of biodiversity
factors that cause different people to respond differently to environmental hazards
pathogen
commensalism
20. Water vapor and carbon dioxide that trap heat near the earth
adaptation
wildlife corridor
greenhouse gases
risk
21. A group of land ecosystems with similar climates and organisms
planting of new trees help reduce climate change by
biome
biodiversity
keystone species
22. Process of measuring the chance that an environmental hazard will cause harm
economic value of forests
environmental science
Smokey the Bear's message
risk assessment
23. Bumps on the roots of certain plants
biodiversity
Scientists determine current climate conditions by
biological hazards
nodules
24. The probability that a hazard will cause a harmful response
lead
renewable resource
risk
extinction
25. A living part of an organism's habitat
clear-cutting
automobile
A principal of smart growth
biotic factor
26. Making direct measurements
infants
Scientists determine current climate conditions by
predator
high levels of biodiversity
27. A form of decision-making concerned with the allocation and conservation of natural resources
producer
Species Survival Plans (SSPs) goals
biomagnification
resource management
28. Have a greater sensitivity to environmental hazards than any other group
name examples of land cover
risk
infants
an action that can reduce the greenhouse gas emissions caused by driving
29. The process of cutting down all the trees in an area at once
clear-cutting
the ocean's absorption of carbon dioxide ...
biological hazards
greenhouse gases
30. Trees - grass - crops - wetlands - water - building and pavements
parasitism
immigration
name examples of land cover
deforestation
31. 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
emerging disease
symbiosis
wildlife corridor
rural area
32. The practice of protecting the environment
exotic species
noise polution
conservation
extirpation
33. The mating of animals in zoos or wildlife preserves
captive breeding
consumer
niche
biomagnification
34. A carnivore that feeds on the bodies of dead organisms
prescribed fires
fire suppression
biotic factor
scavenger
35. Leaving a population
mapping biodiversity hotspots
food web
emigration
lead
36. Anything in the environment that is used by people is called a natural resource
Smokey the Bear's message
resource
sustainable yield
fishery
37. Amount of land each person uses
per capita land consumption
nonrenewable resource
endangered species
give an example of a social hazard that cannot be easily controlled
38. A resource that is either always available or is naturally replaced in a relatively short time
renewable resource
carbon footprint
harvested sustainability is a renewable source IF
If Earth did not have an atmosphere
39. All the members of one species in a particular area
habitat destruction
renewable sources
population
carbon footprint
40. An organism that can make its own food
commensalism
automobile
producer
competition
41. Viruses - bacteria and other organisms in the environment that harm human health
poaching
If Earth did not have an atmosphere
biological hazards
risk
42. Habitat change and fragmentation
threatened
economic value of forests
biggest cause of biodiversity loss
sustainable yield
43. An example of a method for managing whole ecosystems and habitats
A principal of smart growth
mapping biodiversity hotspots
per capita land consumption
deforestation
44. The study of the natural processes that occur in the environment and how humans can affect them
prescribed burns
habitat fragmentation
environmental science
threatened
45. Resulted in suppression of all forest fires
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46. A close relationship between two species that benefits at least one of the species
symbiosis
carrying capacity
sustainable cities can
rural area
47. Chemicals that cause cancer
give an example of a social hazard that cannot be easily controlled
biggest danger posed by global warming to people living in coastal areas
carcinogens
threatened
48. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
warming temperatures
teratogens
extirpation
nodules
49. Cooking oil - fuel - and medicines
products derived from the natural environment
name examples of infrastructure
biggest cause of biodiversity loss
nonrenewable resource
50. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat
mapping biodiversity hotspots
wildlife corridor
nonrenewable resource
clear-cutting