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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. Trees - grass - crops - wetlands - water - building and pavements
carnivore
omnivore
endangered
name examples of land cover
2. Burning fossil fuels
genetic diversity
name a human activity that contributes the most carbon dioxide to the atmosphere
omnivore
environmental science
3. Manage - protect and reintroduce threatened and endangered species
Species Survival Plans (SSPs) goals
parasitism
pathogen
Scientists determine current climate conditions by
4. A region that has many different types of organism is described as having a high level of this
harvested sustainability is a renewable source IF
teratogens
planting of new trees help reduce climate change by
species diversity
5. A close relationship between two species that benefits at least one of the species
scavenger
symbiosis
clear-cutting
products derived from the natural environment
6. Amount of land each person uses
greenhouse gases
per capita land consumption
nonrenewable resource
selective cutting
7. The process of cutting down only some trees in an area
per capita land consumption
Scientists determine current climate conditions by
urban area
selective cutting
8. Leaving a population
insects
infants
carbon footprint
emigration
9. Organism that carries pathogens
resource
vector
give an example of a social hazard that cannot be easily controlled
name examples of infrastructure
10. The disappearance of a particular population from a given area - but not from the entire species globally
ecology
habitat destruction
extirpation
poaching
11. Contamination of land - water - or air
fishery
consumer
ecotourism
pollution
12. Using public transportation
habitat preservation
toxicant
an action that can reduce the greenhouse gas emissions caused by driving
parasitism
13. A consumer that eats only plants
ecology
the ocean's absorption of carbon dioxide ...
renewable sources
herbivore
14. A relationship in which one organism lives on or in a host and harms it
predator
give an example of a social hazard that cannot be easily controlled
parasitism
endangered species
15. Making direct measurements
rural area
Scientists determine current climate conditions by
predator
how does sprawl increase carbon dioxide emissions
16. Moving into a population
fishery
immigration
exotic species
noise polution
17. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates
urban area
species diversity
genetic diversity
fire suppression
18. The breaking of a habitat into smaller - isolated pieces
habitat fragmentation
poaching
lead
parasitism
19. An organism that breaks down wastes and dead organisms
greenhouse gases
automobile
pollution
decomposer
20. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
consumer
teratogens
debt-for-nature swap
selective cutting
21. A relationship between two species in which both species benefit
endangered species
mutualism
keystone species
clear-cutting
22. A living part of an organism's habitat
prescribed fires
niche
endangered species
biotic factor
23. Causes a cooling effect
24. Transportation systems - communications systems - water services - power supplies - and schools
nonrenewable resource
name examples of infrastructure
competition
mapping biodiversity hotspots
25. Illegal killing or removal of wildlife from their habitats
poaching
Earth's fresh water is used mostly for
ecosystem diversity
warming temperatures
26. Taking in carbon dioxide from the atmosphere during photosynthesis
planting of new trees help reduce climate change by
harvested sustainability is a renewable source IF
species
fire suppression
27. Shift of population from countryside to cities
habitat destruction
urbanization
teratogens
warming temperatures
28. Building up not out
deforestation
food web
fishery
A principal of smart growth
29. The role of an organism in its habitat - or how it makes its living
environmental science
overfishing
urbanization
niche
30. Chemical hazard that was once found in paint - young children are frequently tested for this
habitat preservation
genetic diversity
lead
greenhouse gases
31. An example of a method for managing whole ecosystems and habitats
resource management
scavenger
an action that can reduce the greenhouse gas emissions caused by driving
mapping biodiversity hotspots
32. The disappearance of all members of a species from Earth
extinction
habitat fragmentation
biological hazards
consumer
33. Provide wood
economic value of forests
carbon footprint
sustainable yield
toxicant
34. A consumer that eats both plants and animals
commensalism
give an example of a social hazard that cannot be easily controlled
renewable sources
omnivore
35. Cooking oil - fuel - and medicines
products derived from the natural environment
Species Survival Plans (SSPs) goals
herbivore
species
36. Businesses are arranged in a long row along a roadway - with no main community
uncentered commercial strip development
products derived from the natural environment
scavenger
overfishing
37. Land that is sparsely populated and has few buildings or roads
extirpation
ecotourism
debt-for-nature swap
rural area
38. A consumer that eats only animals
clear-cutting
Scientists determine current climate conditions by
nonrenewable resource
carnivore
39. A species that influences the survival of many others in an ecosystem
resource
give an example of a social hazard that cannot be easily controlled
keystone species
greenhouse gases
40. Sikhote-Alin mountains and the Siberian tigers living there are separated from other mountains by this
habitat fragment
captive breeding
environmental science
epidemiology
41. Refers to an increase in Earth's average surface temperature
global warming
omnivore
environmental science
extirpation
42. 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
endangered
warming temperatures
ecotourism
emerging disease
43. The probability that a hazard will cause a harmful response
fishery
carrying capacity
consumer
risk
44. A group of land ecosystems with similar climates and organisms
niche
prescribed fires
symbiosis
biome
45. Can result in a decrease of property damage
fire suppression
risk assessment
captive breeding
carrying capacity
46. An environment that provides the things an organism needs to live - grow - and reproduce
insects
predator
prey
habitat
47. An organism that obtains energy by feeding on the other organisms
global warming
consumer
Scientists determine current climate conditions by
biggest danger posed by global warming to people living in coastal areas
48. Habitat change and fragmentation
nodules
biggest cause of biodiversity loss
infants
latitudinal gradient
49. The amount of replacement is equal to the amount harvested
harvested sustainability is a renewable source IF
symbiosis
insects
herbivore
50. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce
habitat
carcinogens
clear-cutting
species