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Test your basic knowledge |
DSST Environmental Sciences Vocab
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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 species in danger of becoming extinct in the near future
Nonrecyclable
Endangered species
Developed countries
Dependent variable
2. Farmers who raise food and animals mainly to feed their own families
Nonrenewable resource
Independent variable
Tragedy of the commons
Subsistence farmers
3. An organism's particular role - or how it makes its living
Subsistence farmers
Non-biodegradable
Niche
Supply and demand
4. A species that influences the survival of many others in an ecosystem
Keystone species
Efficiency
Extinction
Dependent variable
5. A close relationship between two species that benefits at least one of them
Independent variable
Symbiosis
Parasite
Geothermal energy
6. A relationship that involves one organism living on or inside another organism and harming it
Column Graph
Developing countries
Climate
Parasitism
7. An energy rich substance (such as coal - oil - or natural gas) formed from the remains of organisms
Mass extinctions
Emigration
Fossil fuel
Ecological footprint
8. An organism that obtains energy by feeding on other organisms
Consumer
Precipitation
Developed countries
Natural Resource
9. A nonliving part of an organism's habitat
Adaptations
Predator
Carnivore
Abiotic factor
10. The disappearance of all members of a species from Earth
Pollution
Selective cutting
Yield
Extinction
11. The series of changes that occur in an area where no soil or organisms exist
Primary succession
Community
Developing countries
Worlds 5 Main Foods
12. The practice of reducing energy use
Energy conservation
Secondary succession
Primary succession
Nonrecyclable
13. Any form of water that falls to the Earth's surface
Precipitation
Biodegradable
Geothermal energy
Immigration
14. Water stored in underground layers of soil and rock
Groundwater
Sustainability
Parasite
Host
15. Something that breaks down into soil
Biodegradable
human error
Hunters and Gatherers
Evaporation
16. Heat from the Earth's interior
Fossil fuel
Geothermal energy
Biodegradable
Population
17. A carnivore that feeds on the bodies of dead organisms
Scavenger
Condensation
Sustainability
Growth rate
18. Liphids - proteins - and carbohydrates
Poaching
Host
Major food nutrients
Precipitation
19. The process in which the changes that make organisms better suited to their environments develop
Competition
Natural selection
Green revolution
Environmental Science
20. Wheat -bairley -corn....carbohydrates
Mutualism
Carnivore
Grains
Primary succession
21. The organism that the parasite lives in or on
Agriculture
Diet
Emigration
Host
22. Something that does not completely break down into the soil
Biotic factor
Non-biodegradable
Growth rate
Bar graph
23. Beginning of urban cities - switch from man power to fossil fuels - machinery and factories are prevalent
Biome
Industrial Revolution
Symbiosis
Parasitism
24. The study of the impact of humans on the environment
Environmental Science
Biodegradable
Pollution
Biome
25. A state of poor nutrition; lacking enough calories or variety in diet
Biodiversity
Diet
Producer
Malnutrition
26. Flaw in design of procedure
Famine
Experimental error
Species
Green revolution
27. The community of organisms that live in a particular area along with their nonliving surroundings
Dependent variable
Ecosystem
Biotic factor
Malnutrition
28. The number of different species in an area
Biodiversity
Evaporation
Malnutrition
Independent variable
29. The issue where humans don't take care of the Earth.
Independent variable
Pollution
Environmental issue
Extinction
30. A graph that uses line segments to show changes that occur over time
Biodiversity
Nonrenewable resource
Decomposer
Line graph
31. Organism that does the killing
Water cycle
Depleted
Natural selection
Predator
32. Mass destruction of most species
Mass extinctions
Dependent variable
Independent variable
Control Group
33. Rice - corn - potatos - wheat - soy beans
Decomposer
Column Graph
Worlds 5 Main Foods
Climate
34. Evaluation of the short-term and long-term risks associated with a particular activity or hazard
Species
Risk assessment
Column Graph
Pioneer species
35. Situation in which people acting individually and in their own interest use up commonly available but limited resources - creating disaster for the entire community
Mass extinctions
Nonrenewable resource
Tragedy of the commons
Keystone species
36. A material that cannot be recycled or reused
Agriculture Revolution
Adaptations
Sustainability
Nonrecyclable
37. The series of predictable changes that occur in a community over time
Succession
Mutualism
Community
Efficiency
38. A higer demand of that limited product the the price goes up
Abiotic factor
Supply and demand
Secondary succession
Succession
39. Illegal killing or removal of wildlife from their habitats
Parasite
Non-biodegradable
Poaching
Threatened species
40. The trapping of heat near Earth's surface by certain gases (carbon dioxide - water vapor and other gases) in the atmosphere
Nonrenewable resource
Greenhouse effect
Carnivore
Biotic factor
41. Leaving a population
Predator
Major food nutrients
Developed countries
Emigration
42. The practice of growing - breeding - and caring for plants and animals that are used for food - clothing - transportation - and other uses
Water cycle
Mass extinctions
Host
Agriculture
43. The number of different species in a given area
Biodiversity
Malnutrition
Risk assessment
Industrial Revolution
44. The act of restricting your food intake (or your intake of particular foods)
Diet
Environmental Science
Precipitation
Secondary succession
45. A relationship in which both species benefit
Carnivore
Mutualism
Nonrenewable resource
Parasitism
46. The condition in which human needs are met in such a way that a human population can survive indefinitely
Grains
Sustainability
Pioneer species
Pie graph
47. The amount of food production in a given area
Column Graph
Population
Nonrenewable resource
Yield
48. The process of cutting down only some trees in area
Energy conservation
Selective cutting
Nonrecyclable
Carnivore
49. Measure of quantity of food produced on a given area of land with limited inputs of energy and resources
Efficiency
Pie graph
Predation
Renewable resources
50. Possible to use again
Selective cutting
Commensalism
Recyclable
Efficiency
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