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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. Are carefully controlled
prescribed burns
endangered
insects
emerging disease
2. A relationship between two species in which both species benefit
risk
vector
If Earth did not have an atmosphere
mutualism
3. The process of changing free nitrogen gas into a usable form
nitrogen fixation
resource management
species diversity
epidemiology
4. A species that influences the survival of many others in an ecosystem
clear-cutting
name examples of infrastructure
selective cutting
keystone species
5. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
population
warming temperatures
endangered
renewable sources
6. Transportation systems - communications systems - water services - power supplies - and schools
epidemiology
name examples of infrastructure
vector
infants
7. Habitat change and fragmentation
biggest cause of biodiversity loss
renewable resource
symbiosis
Species Survival Plans (SSPs) goals
8. One way zoos and aquariums help increase wildlife populations
endangered
Smokey the Bear's message
habitat
captive breeding programs
9. Increase the stability of an ecosystem
how does sprawl increase carbon dioxide emissions
emerging disease
economic value of forests
high levels of biodiversity
10. A species that is at risk of extinction
endangered species
predator
factors that cause different people to respond differently to environmental hazards
habitat destruction
11. Sex - weight - and health issues
epidemiology
factors that cause different people to respond differently to environmental hazards
prescribed burns
nodules
12. The disappearance of a particular population from a given area - but not from the entire species globally
automobile
wildlife corridor
extirpation
biodiversity
13. An organism that is killed and eaten by another organism
endangered
wildlife corridor
extinction
prey
14. The disappearance of all members of a species from Earth
extinction
biggest cause of biodiversity loss
insects
biodiversity
15. Moving into a population
greenhouse gases
immigration
biome
decomposer
16. The mating of animals in zoos or wildlife preserves
wildlife corridor
parasitism
lead
captive breeding
17. The process of cutting down all the trees in an area at once
captive breeding programs
endangered species
clear-cutting
nitrogen fixation
18. Making direct measurements
overfishing
carcinogens
noise polution
Scientists determine current climate conditions by
19. Burning fossil fuels
habitat preservation
name a human activity that contributes the most carbon dioxide to the atmosphere
overfishing
fire suppression
20. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat
habitat preservation
wildlife corridor
adaptation
endangered
21. Bumps on the roots of certain plants
teratogens
nodules
noise polution
habitat fragment
22. The probability that a hazard will cause a harmful response
risk
extinction
species
biotic factor
23. Species that are carried to a new location by people
automobile
resource management
biotic factor
exotic species
24. A relationship in which one organism lives on or in a host and harms it
toxicant
factors that cause different people to respond differently to environmental hazards
competition
parasitism
25. The role of an organism in its habitat - or how it makes its living
mutualism
Smokey the Bear's message
automobile
niche
26. Chemicals that causes harm to embryos and fetuses
teratogens
environmental science
biggest cause of biodiversity loss
herbivore
27. A virus or bacterium (organisms) that cause infectious diseases
renewable sources
pathogen
omnivore
commensalism
28. Have a greater sensitivity to environmental hazards than any other group
prey
infants
nitrogen fixation
insects
29. Resulted in suppression of all forest fires
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30. A living part of an organism's habitat
noise polution
uncentered commercial strip development
biotic factor
emerging disease
31. Illegal killing or removal of wildlife from their habitats
extirpation
poaching
name examples of land cover
insects
32. Taking in carbon dioxide from the atmosphere during photosynthesis
fishery
environmental science
planting of new trees help reduce climate change by
give an example of a social hazard that cannot be easily controlled
33. A consumer that eats only animals
carnivore
wildlife corridor
renewable resource
pathogen
34. A consumer that eats both plants and animals
Species Survival Plans (SSPs) goals
omnivore
an action that can reduce the greenhouse gas emissions caused by driving
vector
35. Building up not out
A principal of smart growth
products derived from the natural environment
urbanization
insects
36. Refers to an increase in Earth's average surface temperature
risk
global warming
the ocean's absorption of carbon dioxide ...
Earth's fresh water is used mostly for
37. Has the highest amount of species diversity
scavenger
carcinogens
risk
insects
38. A carnivore that feeds on the bodies of dead organisms
epidemiology
Species Survival Plans (SSPs) goals
competition
scavenger
39. The most direct way in which biodiverstiy can provide a source of income
ecotourism
extinction
Smokey the Bear's message
biggest danger posed by global warming to people living in coastal areas
40. The organism that does the killing in a predation interaction
urban area
emigration
niche
predator
41. A form of decision-making concerned with the allocation and conservation of natural resources
emigration
global warming
biological hazards
resource management
42. Chemical hazard that was once found in paint - young children are frequently tested for this
carrying capacity
economic value of forests
lead
overfishing
43. The pattern of overlapping food chains in an ecosystem
consumer
ecotourism
endangered
food web
44. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates
urban area
carbon footprint
population
genetic diversity
45. Anything in the environment that is used by people is called a natural resource
resource
omnivore
decomposer
prescribed burns
46. An environment that provides the things an organism needs to live - grow - and reproduce
habitat
noise polution
risk assessment
planting of new trees help reduce climate change by
47. When fish are caught faster than they can breed - causing the populatio to decrease
keystone species
renewable resource
pollution
overfishing
48. Process of measuring the chance that an environmental hazard will cause harm
population
risk assessment
food web
consumer
49. This draws people from urban areas to rural areas
secondary succession
economic value of forests
open space
nodules
50. Using public transportation
biome
renewable resource
an action that can reduce the greenhouse gas emissions caused by driving
nodules