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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 plants
biome
insects
herbivore
high levels of biodiversity
2. A behavior or physical characteristic that allows an organism to live successfully in its environment
Earth's fresh water is used mostly for
adaptation
noise polution
habitat preservation
3. By increasing the need for people to drive
mutualism
pollution
herbivore
how does sprawl increase carbon dioxide emissions
4. Sex - weight - and health issues
fishery
an action that can reduce the greenhouse gas emissions caused by driving
factors that cause different people to respond differently to environmental hazards
risk
5. A relationship in which one organism lives on or in a host and harms it
consumer
urban area
parasitism
automobile
6. Increase the stability of an ecosystem
high levels of biodiversity
overfishing
species
competition
7. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity
prey
name a human activity that contributes the most carbon dioxide to the atmosphere
latitudinal gradient
debt-for-nature swap
8. Water vapor and carbon dioxide that trap heat near the earth
greenhouse gases
food web
open space
predator
9. The form of transportation that uses the most energy per passenger mile
mutualism
automobile
ecosystem diversity
factors that cause different people to respond differently to environmental hazards
10. A species that influences the survival of many others in an ecosystem
keystone species
A principal of smart growth
habitat fragmentation
name a human activity that contributes the most carbon dioxide to the atmosphere
11. A relationship between two species in which one species benefits and the other is neither helped nor harmed
commensalism
fire suppression
Scientists determine current climate conditions by
greenhouse gases
12. A virus or bacterium (organisms) that cause infectious diseases
pathogen
renewable sources
sustainable cities can
name examples of land cover
13. The process of cutting down all the trees in an area at once
habitat preservation
an action that can reduce the greenhouse gas emissions caused by driving
clear-cutting
infants
14. The mating of animals in zoos or wildlife preserves
prey
habitat fragmentation
high levels of biodiversity
captive breeding
15. A natural pattern in which species diversity generally increases toward the equator
latitudinal gradient
products derived from the natural environment
poaching
infants
16. Deals with biological hazards
open space
name examples of infrastructure
epidemiology
food chain
17. A large area heavily populated like Miami - Florida or Toledo - Ohio
urban area
threatened
niche
vector
18. Cooking oil - fuel - and medicines
products derived from the natural environment
an action that can reduce the greenhouse gas emissions caused by driving
commensalism
prescribed fires
19. Chemicals that causes harm to embryos and fetuses
nodules
teratogens
selective cutting
toxicant
20. The disappearance of all members of a species from Earth
extinction
captive breeding programs
latitudinal gradient
endangered
21. Building up not out
ecosystem diversity
Smokey the Bear's message
A principal of smart growth
biotic factor
22. Moving into a population
immigration
abiotic factor
economic value of forests
predator
23. A form of decision-making concerned with the allocation and conservation of natural resources
name examples of land cover
threatened
resource management
the ocean's absorption of carbon dioxide ...
24. Businesses are arranged in a long row along a roadway - with no main community
captive breeding programs
uncentered commercial strip development
Scientists determine current climate conditions by
latitudinal gradient
25. The clearing of a forest and replacing it with another land use
deforestation
biome
environmental science
global warming
26. Contamination of land - water - or air
the ocean's absorption of carbon dioxide ...
sustainable cities can
rural area
pollution
27. The process of changing free nitrogen gas into a usable form
warming temperatures
nitrogen fixation
threatened
greenhouse gases
28. When fish are caught faster than they can breed - causing the populatio to decrease
overfishing
mutualism
ecotourism
selective cutting
29. Any substance that poses a chemical hazard
producer
adaptation
habitat
toxicant
30. Watering crops
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31. The practice of protecting the environment
conservation
emigration
endangered
commensalism
32. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat
endangered species
poaching
lead
wildlife corridor
33. Are carefully controlled
epidemiology
insects
resource management
prescribed burns
34. An organism that is killed and eaten by another organism
prey
biodiversity
scavenger
threatened
35. Fires that are set by humans
nonrenewable resource
prescribed fires
habitat fragmentation
infants
36. An organism that obtains energy by feeding on the other organisms
toxicant
consumer
ecology
food chain
37. A group of land ecosystems with similar climates and organisms
biome
fishery
endangered
harvested sustainability is a renewable source IF
38. A species that is at risk of extinction
mapping biodiversity hotspots
name examples of land cover
niche
endangered species
39. Provide wood
lead
keystone species
economic value of forests
Species Survival Plans (SSPs) goals
40. Viruses - bacteria and other organisms in the environment that harm human health
commensalism
adaptation
biological hazards
renewable resource
41. Habitat change and fragmentation
prescribed burns
carbon footprint
genetic diversity
biggest cause of biodiversity loss
42. Process of measuring the chance that an environmental hazard will cause harm
risk assessment
abiotic factor
species
latitudinal gradient
43. A resource that is either always available or is naturally replaced in a relatively short time
prescribed burns
renewable resource
habitat fragment
Smokey the Bear's message
44. A consumer that eats only animals
omnivore
consumer
prey
carnivore
45. The struggle between organisms to survive as they attempt to use the same limited resource
deforestation
competition
global warming
Scientists determine current climate conditions by
46. Bumps on the roots of certain plants
extirpation
nodules
habitat destruction
resource
47. 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
niche
species
genetic diversity
48. The amount of carbon dioxide emissions for which an individual or group is responsible
exotic species
carcinogens
carbon footprint
scavenger
49. The role of an organism in its habitat - or how it makes its living
mutualism
global warming
genetic diversity
niche
50. Soil - fresh water - wild animals - and timber
risk assessment
resource
renewable sources
competition
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