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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. Chemicals that causes harm to embryos and fetuses
habitat
factors that cause different people to respond differently to environmental hazards
teratogens
risk assessment
2. A large area heavily populated like Miami - Florida or Toledo - Ohio
symbiosis
fishery
urban area
pollution
3. The practice of protecting the environment
risk assessment
producer
give an example of a social hazard that cannot be easily controlled
conservation
4. A virus or bacterium (organisms) that cause infectious diseases
population
pathogen
abiotic factor
conservation
5. A species in danger of becoming extinct in the near future
food chain
warming temperatures
endangered
captive breeding programs
6. Concentrations of toxicants can be greatly multiplied with each step up the food chain
habitat destruction
name examples of land cover
biomagnification
endangered species
7. A consumer that eats both plants and animals
fishery
urban area
omnivore
habitat preservation
8. A species that is at risk of extinction
endangered species
high levels of biodiversity
emigration
endangered
9. An organism that obtains energy by feeding on the other organisms
vector
name examples of land cover
resource management
consumer
10. Making direct measurements
Scientists determine current climate conditions by
A principal of smart growth
food web
biggest danger posed by global warming to people living in coastal areas
11. Are carefully controlled
noise polution
prescribed burns
consumer
debt-for-nature swap
12. The process of changing free nitrogen gas into a usable form
habitat
symbiosis
nitrogen fixation
mapping biodiversity hotspots
13. Transportation systems - communications systems - water services - power supplies - and schools
products derived from the natural environment
carbon footprint
name examples of infrastructure
pathogen
14. The largest population that an area can support
epidemiology
extinction
carrying capacity
habitat preservation
15. When fish are caught faster than they can breed - causing the populatio to decrease
overfishing
high levels of biodiversity
pollution
fishery
16. Using public transportation
automobile
biodiversity
an action that can reduce the greenhouse gas emissions caused by driving
endangered species
17. An organism that breaks down wastes and dead organisms
decomposer
biggest cause of biodiversity loss
habitat fragmentation
nodules
18. A relationship in which one organism lives on or in a host and harms it
parasitism
conservation
debt-for-nature swap
biggest danger posed by global warming to people living in coastal areas
19. Illegal killing or removal of wildlife from their habitats
herbivore
niche
pollution
poaching
20. The amount of replacement is equal to the amount harvested
harvested sustainability is a renewable source IF
habitat destruction
nitrogen fixation
carbon footprint
21. Habitat change and fragmentation
biggest cause of biodiversity loss
an action that can reduce the greenhouse gas emissions caused by driving
species diversity
biggest danger posed by global warming to people living in coastal areas
22. Help improve the standard of living for residents
carbon footprint
overfishing
sustainable cities can
renewable sources
23. The study of the natural processes that occur in the environment and how humans can affect them
environmental science
open space
commensalism
rural area
24. The mating of animals in zoos or wildlife preserves
captive breeding
parasitism
abiotic factor
name examples of land cover
25. The number of different species in an area
emigration
biodiversity
prescribed fires
resource
26. A relationship between two species in which both species benefit
per capita land consumption
fire suppression
lead
mutualism
27. Watering crops
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28. Moving into a population
Scientists determine current climate conditions by
habitat
immigration
niche
29. Contamination of land - water - or air
threatened
carbon footprint
biome
pollution
30. Viruses - bacteria and other organisms in the environment that harm human health
prescribed fires
biological hazards
genetic diversity
abiotic factor
31. Chemical hazard that was once found in paint - young children are frequently tested for this
risk assessment
biomagnification
lead
keystone species
32. All the members of one species in a particular area
population
producer
captive breeding
scavenger
33. The process of cutting down all the trees in an area at once
biggest cause of biodiversity loss
prescribed burns
nodules
clear-cutting
34. Loud noises in the air like jack hammers - loud car stereos - etc...
noise polution
factors that cause different people to respond differently to environmental hazards
fire suppression
fishery
35. An organism that is killed and eaten by another organism
habitat destruction
prey
infants
habitat fragmentation
36. 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
threatened
planting of new trees help reduce climate change by
emerging disease
Scientists determine current climate conditions by
37. Process of measuring the chance that an environmental hazard will cause harm
mapping biodiversity hotspots
name examples of land cover
emerging disease
risk assessment
38. Organism that carries pathogens
latitudinal gradient
vector
deforestation
fishery
39. Pollution from a factory near your school
selective cutting
products derived from the natural environment
Smokey the Bear's message
give an example of a social hazard that cannot be easily controlled
40. The loss of a natural habitat
habitat
species
extirpation
habitat destruction
41. By increasing the need for people to drive
nodules
how does sprawl increase carbon dioxide emissions
fishery
deforestation
42. Deals with biological hazards
epidemiology
teratogens
extinction
name examples of land cover
43. An amount of a renewable resource that can be harvested regularly without reducing the future supply
sustainable yield
give an example of a social hazard that cannot be easily controlled
debt-for-nature swap
conservation
44. A group of land ecosystems with similar climates and organisms
biome
risk assessment
sustainable yield
biotic factor
45. The breaking of a habitat into smaller - isolated pieces
carcinogens
renewable resource
habitat fragmentation
vector
46. Water vapor and carbon dioxide that trap heat near the earth
warming temperatures
pathogen
symbiosis
greenhouse gases
47. A living part of an organism's habitat
biotic factor
extinction
carbon footprint
harvested sustainability is a renewable source IF
48. A carnivore that feeds on the bodies of dead organisms
producer
fire suppression
extinction
scavenger
49. An area with a large population of valuable ocean organisms
fishery
extirpation
threatened
how does sprawl increase carbon dioxide emissions
50. Burning fossil fuels
name examples of land cover
name a human activity that contributes the most carbon dioxide to the atmosphere
how does sprawl increase carbon dioxide emissions
habitat destruction