SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. Moving into a population
biodiversity
predator
biological hazards
immigration
2. The disappearance of all members of a species from Earth
parasitism
extinction
fire suppression
nonrenewable resource
3. Amount of land each person uses
per capita land consumption
Species Survival Plans (SSPs) goals
sustainable cities can
open space
4. Organism that carries pathogens
ecotourism
resource management
vector
fire suppression
5. Loud noises in the air like jack hammers - loud car stereos - etc...
nonrenewable resource
Smokey the Bear's message
habitat fragmentation
noise polution
6. Soil - fresh water - wild animals - and timber
insects
epidemiology
renewable sources
Scientists determine current climate conditions by
7. Deals with biological hazards
debt-for-nature swap
habitat preservation
species diversity
epidemiology
8. Chemicals that cause cancer
carcinogens
mutualism
habitat fragmentation
extirpation
9. One way zoos and aquariums help increase wildlife populations
ecotourism
sustainable yield
captive breeding programs
biggest cause of biodiversity loss
10. Contamination of land - water - or air
pathogen
renewable resource
primary succession
pollution
11. A close relationship between two species that benefits at least one of the species
adaptation
renewable sources
symbiosis
nonrenewable resource
12. The number of different species in an area
biodiversity
per capita land consumption
carcinogens
nonrenewable resource
13. Any substance that poses a chemical hazard
mutualism
planting of new trees help reduce climate change by
toxicant
epidemiology
14. A form of decision-making concerned with the allocation and conservation of natural resources
resource management
species
global warming
greenhouse gases
15. Sex - weight - and health issues
consumer
symbiosis
factors that cause different people to respond differently to environmental hazards
biggest danger posed by global warming to people living in coastal areas
16. Pollution from a factory near your school
give an example of a social hazard that cannot be easily controlled
poaching
high levels of biodiversity
teratogens
17. The organism that does the killing in a predation interaction
planting of new trees help reduce climate change by
predator
genetic diversity
threatened
18. Trees - grass - crops - wetlands - water - building and pavements
name examples of land cover
habitat destruction
mutualism
Smokey the Bear's message
19. The highest level of biodiversity
ecosystem diversity
competition
insects
infants
20. A living part of an organism's habitat
carcinogens
prescribed burns
biotic factor
greenhouse gases
21. Provide wood
vector
resource
urbanization
economic value of forests
22. An organism that breaks down wastes and dead organisms
name examples of infrastructure
decomposer
environmental science
overfishing
23. 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
carrying capacity
pollution
emerging disease
parasitism
24. A species that influences the survival of many others in an ecosystem
keystone species
urbanization
prey
automobile
25. The loss of a natural habitat
habitat destruction
open space
epidemiology
renewable resource
26. The mating of animals in zoos or wildlife preserves
greenhouse gases
captive breeding
If Earth did not have an atmosphere
biological hazards
27. The process of cutting down all the trees in an area at once
clear-cutting
niche
commensalism
captive breeding
28. A virus or bacterium (organisms) that cause infectious diseases
species diversity
biological hazards
parasitism
pathogen
29. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat
species diversity
open space
wildlife corridor
debt-for-nature swap
30. A natural pattern in which species diversity generally increases toward the equator
secondary succession
fire suppression
latitudinal gradient
nonrenewable resource
31. Habitat change and fragmentation
ecology
resource management
captive breeding
biggest cause of biodiversity loss
32. The probability that a hazard will cause a harmful response
rural area
primary succession
mapping biodiversity hotspots
risk
33. Cooking oil - fuel - and medicines
species diversity
consumer
products derived from the natural environment
mapping biodiversity hotspots
34. The disappearance of a particular population from a given area - but not from the entire species globally
secondary succession
extirpation
genetic diversity
commensalism
35. The series of changes that occur in an area where no soil or organisms exist
overfishing
herbivore
primary succession
noise polution
36. When fish are caught faster than they can breed - causing the populatio to decrease
pollution
habitat fragment
overfishing
nitrogen fixation
37. A series of events in which one organism eats another and obtains energy
keystone species
name examples of infrastructure
food chain
If Earth did not have an atmosphere
38. Fires that are set by humans
prescribed fires
renewable resource
prescribed burns
mutualism
39. A consumer that eats only plants
herbivore
habitat destruction
risk
Smokey the Bear's message
40. Increase the stability of an ecosystem
urbanization
harvested sustainability is a renewable source IF
name a human activity that contributes the most carbon dioxide to the atmosphere
high levels of biodiversity
41. The breaking of a habitat into smaller - isolated pieces
parasitism
habitat fragmentation
factors that cause different people to respond differently to environmental hazards
vector
42. The amount of carbon dioxide emissions for which an individual or group is responsible
biodiversity
carbon footprint
infants
threatened
43. A relationship between two species in which both species benefit
Species Survival Plans (SSPs) goals
mutualism
how does sprawl increase carbon dioxide emissions
ecosystem diversity
44. Land that is sparsely populated and has few buildings or roads
captive breeding
overfishing
teratogens
rural area
45. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude
parasitism
urban area
warming temperatures
abiotic factor
46. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates
genetic diversity
A principal of smart growth
risk assessment
overfishing
47. Concentrations of toxicants can be greatly multiplied with each step up the food chain
carnivore
endangered species
biomagnification
insects
48. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce
Smokey the Bear's message
species
ecology
per capita land consumption
49. Causes a cooling effect
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
50. Building up not out
overfishing
A principal of smart growth
primary succession
sustainable yield