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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. Anything in the environment that is used by people is called a natural resource
ecology
A principal of smart growth
urbanization
resource
2. Watering crops
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3. An organism that can make its own food
endangered
prey
keystone species
producer
4. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
symbiosis
biomagnification
urbanization
warming temperatures
5. Making direct measurements
Scientists determine current climate conditions by
insects
biome
habitat destruction
6. The process of cutting down only some trees in an area
species
selective cutting
biggest cause of biodiversity loss
species diversity
7. The disappearance of all members of a species from Earth
extinction
how does sprawl increase carbon dioxide emissions
population
habitat preservation
8. Process of measuring the chance that an environmental hazard will cause harm
pollution
give an example of a social hazard that cannot be easily controlled
emerging disease
risk assessment
9. Sikhote-Alin mountains and the Siberian tigers living there are separated from other mountains by this
resource
niche
habitat fragment
fire suppression
10. Deals with biological hazards
secondary succession
pollution
captive breeding
epidemiology
11. Causes a cooling effect
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12. The series of changes that occur in an area where the ecosystem has been disturbed - but where soil and organisms still exist
food chain
uncentered commercial strip development
secondary succession
noise polution
13. Species that are carried to a new location by people
high levels of biodiversity
sustainable yield
exotic species
name examples of infrastructure
14. Trees - grass - crops - wetlands - water - building and pavements
global warming
infants
insects
name examples of land cover
15. An example of a method for managing whole ecosystems and habitats
mapping biodiversity hotspots
sustainable cities can
habitat preservation
automobile
16. A species in danger of becoming extinct in the near future
pathogen
clear-cutting
endangered
abiotic factor
17. Amount of land each person uses
prescribed burns
deforestation
per capita land consumption
conservation
18. A large area heavily populated like Miami - Florida or Toledo - Ohio
mapping biodiversity hotspots
habitat
captive breeding programs
urban area
19. Organism that carries pathogens
conservation
captive breeding programs
vector
habitat fragmentation
20. A species that could become endangered in the near future
renewable resource
omnivore
mutualism
threatened
21. A natural pattern in which species diversity generally increases toward the equator
endangered species
latitudinal gradient
habitat preservation
biotic factor
22. Soil - fresh water - wild animals - and timber
renewable sources
food web
overfishing
resource management
23. Manage - protect and reintroduce threatened and endangered species
biome
nitrogen fixation
scavenger
Species Survival Plans (SSPs) goals
24. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates
mapping biodiversity hotspots
overfishing
the ocean's absorption of carbon dioxide ...
genetic diversity
25. Moving into a population
A principal of smart growth
infants
selective cutting
immigration
26. A region that has many different types of organism is described as having a high level of this
lead
species diversity
prescribed burns
risk
27. Contamination of land - water - or air
wildlife corridor
resource management
habitat fragmentation
pollution
28. One way zoos and aquariums help increase wildlife populations
captive breeding
decomposer
captive breeding programs
greenhouse gases
29. The number of different species in an area
habitat
renewable sources
biodiversity
competition
30. Chemicals that causes harm to embryos and fetuses
teratogens
consumer
emerging disease
harvested sustainability is a renewable source IF
31. A series of events in which one organism eats another and obtains energy
consumer
scavenger
Earth's fresh water is used mostly for
food chain
32. When fish are caught faster than they can breed - causing the populatio to decrease
overfishing
species diversity
omnivore
name examples of land cover
33. A species that is at risk of extinction
Smokey the Bear's message
pollution
endangered species
captive breeding
34. A close relationship between two species that benefits at least one of the species
Species Survival Plans (SSPs) goals
symbiosis
debt-for-nature swap
nitrogen fixation
35. Energy from the sun would be reflected back into space
If Earth did not have an atmosphere
keystone species
biome
omnivore
36. The most direct way in which biodiverstiy can provide a source of income
biomagnification
urbanization
ecotourism
Earth's fresh water is used mostly for
37. An organism that obtains energy by feeding on the other organisms
consumer
extirpation
toxicant
high levels of biodiversity
38. Illegal killing or removal of wildlife from their habitats
omnivore
name examples of infrastructure
adaptation
poaching
39. An environment that provides the things an organism needs to live - grow - and reproduce
pollution
habitat
genetic diversity
prescribed burns
40. A species that influences the survival of many others in an ecosystem
lead
clear-cutting
keystone species
warming temperatures
41. Increase the stability of an ecosystem
wildlife corridor
harvested sustainability is a renewable source IF
high levels of biodiversity
Species Survival Plans (SSPs) goals
42. The clearing of a forest and replacing it with another land use
Smokey the Bear's message
deforestation
predator
commensalism
43. 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
biotic factor
parasitism
emerging disease
fishery
44. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce
emerging disease
biomagnification
ecology
species
45. Has the highest amount of species diversity
insects
habitat fragmentation
harvested sustainability is a renewable source IF
Earth's fresh water is used mostly for
46. The mating of animals in zoos or wildlife preserves
conservation
captive breeding
latitudinal gradient
clear-cutting
47. The study of how living things interact with each other and their environment
uncentered commercial strip development
ecology
omnivore
factors that cause different people to respond differently to environmental hazards
48. The breaking of a habitat into smaller - isolated pieces
parasitism
name examples of infrastructure
carrying capacity
habitat fragmentation
49. Help improve the standard of living for residents
sustainable cities can
renewable sources
secondary succession
pollution
50. Any substance that poses a chemical hazard
competition
urban area
vector
toxicant