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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 that influences the survival of many others in an ecosystem
Yield
Keystone species
Agriculture Revolution
Water cycle
2. Farmers who raise food and animals mainly to feed their own families
Energy conservation
Subsistence farmers
Environmental Science
Cost benefit analysis
3. Countries with less productive economies and a lower quality of life
Estuary
Poaching
Developing countries
Groundwater
4. Mistake in following procedure
Grains
human error
Growth rate
Biodegradable
5. All the members of one species in a particular area
Population
Developing countries
Global warming
Pollution
6. The act of restricting your food intake (or your intake of particular foods)
Diet
Threatened species
Species
Developed countries
7. The variable that you manipulate
Column Graph
Precipitation
Tragedy of the commons
Independent variable
8. A severe shortage of food (as through crop failure) resulting in violent hunger and starvation and death
Dependent variable
Recyclable
Famine
Agriculture
9. The process of cutting down only some trees in area
Selective cutting
Hunters and Gatherers
Species
Parasitism
10. A close relationship between two species that benefits at least one of them
Biodegradable
Major food nutrients
Symbiosis
Geothermal energy
11. People who survive by searching for wild plants and animals; always move in small groups
Selective cutting
Hunters and Gatherers
Grains
Food web
12. A chart with bars
Abiotic factor
Bar graph
Experimental Groups
Parasitism
13. A grid that displays the data plotted in a chart.
Biotic factor
Limiting factor
Biodiversity
Data table
14. Situation in which people acting individually and in their own interest use up commonly available but limited resources - creating disaster for the entire community
Malnutrition
Environmental issue
Tragedy of the commons
Nonrecyclable
15. Liphids - proteins - and carbohydrates
Experimental error
Major food nutrients
Temperature
Keystone species
16. The largest population that an area can support
Carnivore
Carrying capacity
Emigration
Condensation
17. A higer demand of that limited product the the price goes up
Limiting factor
Nonrenewable resource
Supply and demand
Selective cutting
18. The series of predictable changes that occur in a community over time
Line graph
Succession
Risk assessment
Worlds 5 Main Foods
19. A resource that is able to be reused - or can be replenished quickly
Renewable resource
Habitat
Efficiency
Yield
20. A relationship that involves one organism living on or inside another organism and harming it
Niche
Growth rate
Natural resource
Parasitism
21. An organism's particular role - or how it makes its living
Food chain
Competition
Temperature
Niche
22. Water stored in underground layers of soil and rock
Biodiversity
Predation
Groundwater
Water cycle
23. The study of the impact of humans on the environment
Environmental Science
Niche
Scavenger
Estuary
24. The organism that benefits by living on or in a host
Producer
Tragedy of the commons
Experimental error
Parasite
25. A measure of human demand on the Earth's ecosystems
Adaptations
Global warming
Ecological footprint
Data table
26. Organism that is killed
Depleted
Developed countries
Prey
Decomposer
27. Behaviors and physical characteristics of species that allow them to live successfully in their environment
Species
Adaptations
Risk assessment
Depleted
28. Measure of quantity of food produced on a given area of land with limited inputs of energy and resources
Experimental error
Efficiency
Parasitism
Control Group
29. A state of poor nutrition; lacking enough calories or variety in diet
Subsistence farmers
Developing countries
Producer
Malnutrition
30. The disappearance of all members of a species from Earth
Extinction
Fossil fuel
Predation
Mass extinctions
31. An energy rich substance (such as coal - oil - or natural gas) formed from the remains of organisms
Ecological footprint
Water cycle
Food chain
Fossil fuel
32. Rice - corn - potatos - wheat - soy beans
Niche
Adaptations
Worlds 5 Main Foods
Population
33. The trapping of heat near Earth's surface by certain gases (carbon dioxide - water vapor and other gases) in the atmosphere
Omnivore
Greenhouse effect
Dispersal
Famine
34. A graph that uses line segments to show changes that occur over time
Line graph
Recyclable
Grains
Environmental issue
35. Anything that harms an organism
Food web
Energy conservation
Pollution
Immigration
36. A consumer that eats both plants and animals
Omnivore
Parasite
Parasitism
human error
37. A nonliving part of an organism's habitat
Abiotic factor
Decomposer
Natural selection
Estuary
38. Organism that does the killing
Industrial Revolution
Precipitation
Experimental error
Predator
39. Possible to use again
Water cycle
Recyclable
Natural selection
Producer
40. The process in which the changes that make organisms better suited to their environments develop
Emigration
Natural selection
Competition
Omnivore
41. The first species to populate the area
Pioneer species
Predator
Carrying capacity
Ecosystem
42. A consumer that eats only plants
Line graph
Habitat
Herbivore
Temperature
43. A habitat in which the freshwater of a river meets the salt water of an ocean
Estuary
Food web
Host
Depleted
44. Something that does not completely break down into the soil
Water cycle
Non-biodegradable
Competition
Adaptations
45. A consumer that eats only animals
Commensalism
Carnivore
Food web
Species
46. The practice of growing - breeding - and caring for plants and animals that are used for food - clothing - transportation - and other uses
Agriculture Revolution
Decomposer
Host
Agriculture
47. The process by which molecules of liquid absorb energy and change to gas
Efficiency
Evaporation
Agriculture
Scavenger
48. The community of organisms that live in a particular area along with their nonliving surroundings
Agriculture Revolution
Ecosystem
Carrying capacity
Pie graph
49. Anything in the environment that is used by people
human error
Producer
Habitat
Natural resource
50. The introduction of pesticides and high-yield grains and better management during the 1960s and 1970s which greatly increased agricultural productivity
Tragedy of the commons
Limiting factor
Green revolution
Supply and demand