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Test your basic knowledge |
DSST Environmental Science - 2
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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 consumer that eats only animals
ecology
competition
toxicant
carnivore
2. A consumer that eats both plants and animals
factors that cause different people to respond differently to environmental hazards
sustainable cities can
carcinogens
omnivore
3. Land that is sparsely populated and has few buildings or roads
deforestation
nitrogen fixation
infants
rural area
4. Building up not out
immigration
epidemiology
A principal of smart growth
species
5. The most effective way of preserving biodiversity by protecting whole ecosystems
competition
habitat preservation
renewable sources
biomagnification
6. A species in danger of becoming extinct in the near future
debt-for-nature swap
exotic species
habitat
endangered
7. An organism that obtains energy by feeding on the other organisms
predator
products derived from the natural environment
consumer
keystone species
8. Chemical hazard that was once found in paint - young children are frequently tested for this
carrying capacity
risk
captive breeding
lead
9. The number of different species in an area
renewable resource
mapping biodiversity hotspots
biodiversity
sustainable yield
10. An area with a large population of valuable ocean organisms
endangered
fishery
species diversity
epidemiology
11. Cooking oil - fuel - and medicines
fire suppression
products derived from the natural environment
epidemiology
niche
12. By increasing the need for people to drive
prescribed fires
automobile
how does sprawl increase carbon dioxide emissions
carbon footprint
13. Help improve the standard of living for residents
rural area
habitat
sustainable cities can
conservation
14. Causes a cooling effect
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15. The role of an organism in its habitat - or how it makes its living
extirpation
nonrenewable resource
risk assessment
niche
16. Resulted in suppression of all forest fires
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17. The loss of a natural habitat
give an example of a social hazard that cannot be easily controlled
lead
carnivore
habitat destruction
18. Any substance that poses a chemical hazard
debt-for-nature swap
toxicant
greenhouse gases
habitat fragmentation
19. This draws people from urban areas to rural areas
harvested sustainability is a renewable source IF
ecosystem diversity
open space
endangered
20. An example of a method for managing whole ecosystems and habitats
mapping biodiversity hotspots
renewable sources
Scientists determine current climate conditions by
harvested sustainability is a renewable source IF
21. Have a greater sensitivity to environmental hazards than any other group
endangered
greenhouse gases
infants
competition
22. Habitat change and fragmentation
biggest cause of biodiversity loss
biodiversity
clear-cutting
Smokey the Bear's message
23. A nonliving part of an organism's habitat
Smokey the Bear's message
herbivore
abiotic factor
If Earth did not have an atmosphere
24. The pattern of overlapping food chains in an ecosystem
uncentered commercial strip development
sustainable cities can
food web
captive breeding
25. The organism that does the killing in a predation interaction
consumer
teratogens
predator
captive breeding
26. The clearing of a forest and replacing it with another land use
deforestation
Scientists determine current climate conditions by
poaching
mapping biodiversity hotspots
27. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce
biotic factor
fishery
how does sprawl increase carbon dioxide emissions
species
28. The study of how living things interact with each other and their environment
ecology
teratogens
carrying capacity
overfishing
29. Rising sea level
urban area
resource
biggest danger posed by global warming to people living in coastal areas
emerging disease
30. Chemicals that causes harm to embryos and fetuses
niche
teratogens
consumer
rural area
31. An organism that breaks down wastes and dead organisms
biotic factor
habitat fragment
carbon footprint
decomposer
32. A species that influences the survival of many others in an ecosystem
wildlife corridor
open space
emigration
keystone species
33. The amount of carbon dioxide emissions for which an individual or group is responsible
risk
carbon footprint
niche
nonrenewable resource
34. A virus or bacterium (organisms) that cause infectious diseases
pathogen
high levels of biodiversity
fire suppression
A principal of smart growth
35. Making direct measurements
Scientists determine current climate conditions by
mutualism
niche
infants
36. A form of decision-making concerned with the allocation and conservation of natural resources
nodules
warming temperatures
wildlife corridor
resource management
37. The disappearance of a particular population from a given area - but not from the entire species globally
immigration
extirpation
vector
rural area
38. An environment that provides the things an organism needs to live - grow - and reproduce
habitat
nitrogen fixation
prescribed burns
infants
39. Organism that carries pathogens
carcinogens
vector
nitrogen fixation
products derived from the natural environment
40. Watering crops
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41. An organism that can make its own food
products derived from the natural environment
the ocean's absorption of carbon dioxide ...
producer
ecotourism
42. Viruses - bacteria and other organisms in the environment that harm human health
Scientists determine current climate conditions by
habitat fragment
biological hazards
abiotic factor
43. A relationship between two species in which one species benefits and the other is neither helped nor harmed
food web
extirpation
sustainable cities can
commensalism
44. Refers to an increase in Earth's average surface temperature
captive breeding
conservation
teratogens
global warming
45. The series of changes that occur in an area where no soil or organisms exist
captive breeding programs
primary succession
prey
prescribed fires
46. Are carefully controlled
decomposer
prescribed burns
factors that cause different people to respond differently to environmental hazards
Earth's fresh water is used mostly for
47. A consumer that eats only plants
decomposer
warming temperatures
urbanization
herbivore
48. One way zoos and aquariums help increase wildlife populations
niche
fire suppression
exotic species
captive breeding programs
49. Soil - fresh water - wild animals - and timber
extinction
renewable sources
biggest danger posed by global warming to people living in coastal areas
conservation
50. Trees - grass - crops - wetlands - water - building and pavements
endangered species
name examples of land cover
abiotic factor
sustainable cities can
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