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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. A region that has many different types of organism is described as having a high level of this
prey
high levels of biodiversity
species diversity
food web
2. An environment that provides the things an organism needs to live - grow - and reproduce
wildlife corridor
habitat preservation
deforestation
habitat
3. An organism that can make its own food
overfishing
producer
carbon footprint
automobile
4. The largest population that an area can support
omnivore
sustainable yield
carrying capacity
renewable sources
5. This draws people from urban areas to rural areas
the ocean's absorption of carbon dioxide ...
harvested sustainability is a renewable source IF
habitat preservation
open space
6. A nonliving part of an organism's habitat
nodules
adaptation
abiotic factor
conservation
7. Amount of land each person uses
urban area
insects
sustainable yield
per capita land consumption
8. The number of different species in an area
biodiversity
risk
Species Survival Plans (SSPs) goals
warming temperatures
9. Increase the stability of an ecosystem
carrying capacity
primary succession
high levels of biodiversity
adaptation
10. A relationship between two species in which both species benefit
how does sprawl increase carbon dioxide emissions
mutualism
renewable sources
extinction
11. The practice of protecting the environment
conservation
consumer
debt-for-nature swap
predator
12. Water vapor and carbon dioxide that trap heat near the earth
carrying capacity
niche
greenhouse gases
pathogen
13. An organism that is killed and eaten by another organism
rural area
biological hazards
prey
latitudinal gradient
14. Are carefully controlled
planting of new trees help reduce climate change by
pollution
prescribed burns
mutualism
15. Loud noises in the air like jack hammers - loud car stereos - etc...
biggest cause of biodiversity loss
noise polution
wildlife corridor
A principal of smart growth
16. The amount of carbon dioxide emissions for which an individual or group is responsible
open space
immigration
risk assessment
carbon footprint
17. Can result in a decrease of property damage
biotic factor
endangered species
fire suppression
deforestation
18. A species in danger of becoming extinct in the near future
nodules
latitudinal gradient
endangered
wildlife corridor
19. A relationship in which one organism lives on or in a host and harms it
food web
poaching
parasitism
wildlife corridor
20. Energy from the sun would be reflected back into space
species
habitat preservation
the ocean's absorption of carbon dioxide ...
If Earth did not have an atmosphere
21. Chemicals that causes harm to embryos and fetuses
decomposer
toxicant
carnivore
teratogens
22. A natural pattern in which species diversity generally increases toward the equator
prescribed burns
latitudinal gradient
primary succession
carnivore
23. The clearing of a forest and replacing it with another land use
selective cutting
urban area
high levels of biodiversity
deforestation
24. Bumps on the roots of certain plants
primary succession
nodules
ecosystem diversity
ecotourism
25. The amount of replacement is equal to the amount harvested
harvested sustainability is a renewable source IF
automobile
nodules
prescribed fires
26. The series of changes that occur in an area where no soil or organisms exist
primary succession
If Earth did not have an atmosphere
wildlife corridor
greenhouse gases
27. A virus or bacterium (organisms) that cause infectious diseases
habitat preservation
sustainable cities can
infants
pathogen
28. Viruses - bacteria and other organisms in the environment that harm human health
biological hazards
population
extirpation
consumer
29. One way zoos and aquariums help increase wildlife populations
captive breeding programs
selective cutting
uncentered commercial strip development
habitat destruction
30. Process of measuring the chance that an environmental hazard will cause harm
name examples of land cover
immigration
name a human activity that contributes the most carbon dioxide to the atmosphere
risk assessment
31. Making direct measurements
extinction
habitat
Scientists determine current climate conditions by
nonrenewable resource
32. A consumer that eats only animals
carnivore
renewable resource
selective cutting
habitat preservation
33. The organism that does the killing in a predation interaction
prescribed fires
species diversity
how does sprawl increase carbon dioxide emissions
predator
34. Chemicals that cause cancer
urban area
habitat destruction
carcinogens
emerging disease
35. The disappearance of a particular population from a given area - but not from the entire species globally
emerging disease
extirpation
poaching
producer
36. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
fishery
immigration
harvested sustainability is a renewable source IF
warming temperatures
37. The most effective way of preserving biodiversity by protecting whole ecosystems
open space
primary succession
prescribed fires
habitat preservation
38. Transportation systems - communications systems - water services - power supplies - and schools
warming temperatures
overfishing
risk
name examples of infrastructure
39. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates
environmental science
rural area
genetic diversity
how does sprawl increase carbon dioxide emissions
40. The loss of a natural habitat
biome
open space
the ocean's absorption of carbon dioxide ...
habitat destruction
41. The process of cutting down all the trees in an area at once
clear-cutting
Smokey the Bear's message
an action that can reduce the greenhouse gas emissions caused by driving
Earth's fresh water is used mostly for
42. The most direct way in which biodiverstiy can provide a source of income
emerging disease
ecotourism
Smokey the Bear's message
epidemiology
43. A consumer that eats both plants and animals
omnivore
global warming
high levels of biodiversity
overfishing
44. Pollution from a factory near your school
clear-cutting
latitudinal gradient
decomposer
give an example of a social hazard that cannot be easily controlled
45. Habitat change and fragmentation
deforestation
biggest cause of biodiversity loss
habitat fragmentation
greenhouse gases
46. Concentrations of toxicants can be greatly multiplied with each step up the food chain
biomagnification
nitrogen fixation
resource management
population
47. Rising sea level
biggest danger posed by global warming to people living in coastal areas
overfishing
adaptation
prey
48. Provide wood
give an example of a social hazard that cannot be easily controlled
economic value of forests
producer
habitat fragment
49. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat
wildlife corridor
name examples of infrastructure
carbon footprint
the ocean's absorption of carbon dioxide ...
50. A carnivore that feeds on the bodies of dead organisms
fishery
economic value of forests
prescribed burns
scavenger