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Test your basic knowledge |
DSST Environment And Humanity
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. All of the water found on earth.
Hydrosphere
Trophic Level
Carbon Dioxide
Infiltration
2. Growing more than one crop at a time.
Nitrogen Fixation
Subsurface flow
Polyculture
Temperature Inversion
3. The process of a gas transforming into a liquid.
Assimilation
Prokaryotes
Condensation
Social Ecology
4. Organisms which thrive in high nutrient environments - especially those with plenty of carbon.
Evapotranspiration
Consumers
Copiotrophs
Species
5. The middle atmospheric layer. Meteors burn up after entering this layer.
Competitive Exclusion
Toxic Substances Control Act
Mesosphere
Species
6. Organisms which thrive in low nutrient environments and usually have slow growth rates.
Oligotrophs
Montreal Protocol
Total Fertility Rate
Population
7. A type of symbiosis where one species will benefit while the other will be neither benefit or be harmed.
Deciduous Forest
Methane
Copiotrophs
Commensalism
8. Populations characterized by small size - short lifespan - and lots of offspring.
Safe Drinking Water Act
Temperature Inversion
R-Selected Populations
Deciduous Forest
9. A community of similar living organisms largely affected by the area's climate.
Estuary
Alley Cropping
Biomes
Insurance Spraying
10. The spraying of pesticides to prevent a pest problem before it happens.
Shifting Agriculture
Intensive Subsistence Farming
Total Fertility Rate
Insurance Spraying
11. Condensed water vapor which falls to earth. This comes in many forms - such as rain - snow - ice - and hail.
Superfund Law
Homo Erectus
Population
Precipitation
12. The place of an organism in an ecosystem - such as what it eats and how it interacts with other organisms.
Troposphere
Ecological Niche
Evaporation
Ammonification
13. Plants taking in nitrates from the soil.
Nitrogen Fixation
Biomes
Interception
Assimilation
14. Modern man.
Savannah
Homo Sapiens
Resource Partitioning
Intensive Subsistence Farming
15. An international protocol designed to stabilize global warming.
Cosmetic Spraying
Kyoto Protocol
Infiltration
Insurance Spraying
16. A principle that states that two species competing for a single resource cannot coexist. One species will inevitably gain an advantage over the other - causing the looser either to migrate or to become extinct.
Environmental Protection Agency
Deserts
Homo Sapiens
Competitive Exclusion
17. The crust and upper mantle of the earth.
Evaporation
Alley Cropping
Lithosphere
R-Selected Populations
18. A forest found in temperate regions with warm summers - cool winters - and plenty of rainfall. These kinds of forests are characterized by evergreens and deciduous trees.
Speciation
Environmental Protection Agency
Coniferous Forest
Social Ecology
19. Growing only one crop at a time.
Transpiration
Homo Sapiens
Taiga
Monoculture
20. Integrating rows of trees alongside crops to provide mulch and shade - retain water in the soil - and promote sustainable land use.
Advection
Homo Sapiens
Kyoto Protocol
Agroforestry
21. The loss of water vapor from leaves.
Transpiration
UN Conference on Population and Development
Shifting Agriculture
Sublimation
22. A law designed to locate toxic waste sites - gauge their pollution level - and ensure these sites are taken care of properly.
Superfund Law
Consumers
Ecosystem
Trophic Level
23. All of the ecosystems on earth.
Biosphere
Consumers
Endangered Species Act
National Environmental Policy Act
24. The area between the troposphere and the stratosphere. Here the temperature reverses from decreasing to increasing with altitude.
Carnivores
Tropopause
R-Selected Populations
Interception
25. Consumers which eat only other animals.
Carnivores
Evaporation
Resource Partitioning
Earth Summit
26. The coexistence of two species using the same resource where the two will use the resource in different ways.
Advection
Aldo Leopold
Resource Partitioning
Gross Primary Product
27. Any living thing on earth.
Ecology
R-Selected Populations
Brackish Water
Organism
28. A rainforest in the temperate zone which receives heavy rainfall.
Omnivores
Evapotranspiration
Keystone Species
Temperate Rain Forest
29. A group of similar organisms capable of interbreeding.
Nitrogen Fixation
National Environmental Policy Act
Species
Population
30. Organisms with a nucleus.
Producers
Eukaryotes
Assimilation
Acid Rain
31. The southern-most continent - of which 98% is ice. This continent includes 70% of the world's fresh water - and 90% of the world's ice. Although the average temperature is -49
Superfund Law
Antarctica
Vienna Convention for the Protection of the Ozone Layer
Monoculture
32. Biomes far north in North America - Europe - and Asia which - due to very low temperatures - cannot support tree growth.
Tropical Rain Forest
World Trade Organization
Silent Spring
Tundra
33. All members of a species which live in the same area.
Grasslands
Population
Hydrologic Cycle
Montreal Protocol
34. The UN's first major conference on environmental issues.
Atmosphere
Population
Stockholm Conference
Economic Threshold
35. Animals which eat leaves and shoots.
Ozone
Speciation
Silent Spring
Browsers
36. The process of planting trees in between other crops.
Intensive Subsistence Farming
Tropical Rain Forest
Temperate Rain Forest
Alley Cropping
37. An act which set standards for the amount of pollution in water.
Hydrosphere
Water Pollution Control Act
Non-government Organizations
Symbiosis
38. A community of species interacting with their nonliving (abiotic) environment.
Ecosystem
Oligotrophs
Grasslands
Wilderness Act
39. An influential book by Rachel Carson which helped begin the environmental movement.
Homo Sapiens
Tropopause
Silent Spring
Grazers
40. The process by which pollutants are carried by flowing water - such as a river.
Biomes
Advection
Alley Cropping
Tropopause
41. The second atmospheric layer. The ozone layer is found here - increasing the temperature with altitude.
Gross Primary Product
Stratosphere
Temperate Rain Forest
Symbiosis
42. The rate at which producers create organic material.
Chaparral
Detrivores
Organism
Gross Primary Product
43. A layer of gasses surrounding the earth.
Keystone Species
Atmosphere
Trophic Level
Producers
44. An extinct hominid species believed to be the last common ancestor between man and apes.
Mesosphere
Ecotone
Taiga
Sahelanthropus Tchadensis
45. An extinct hominid species believed to exhibit the first example of full-time bipedalism.
National Environmental Policy Act
UN Conference on Population and Development
Deserts
Australopithecus Afarensis
46. An unstable form of oxygen which protects the earth from UV radiation. Although naturally occurring in the stratosphere (upper atmosphere) - in the lower atmosphere this gas acts as a pollutant.
Environmental Protection Agency
Copiotrophs
Surface Run-Off
Ozone
47. An act which established and enforced acceptable levels of air pollution.
Biogeochemical Cycle
Chaparral
Clean Air Act
Producers
48. The spraying of pesticides to keep produce from any injuries or damage.
Organism
Cosmetic Spraying
Environmental Ethics
Hetrotrophs
49. A bloom of phytoplankton in a body of water caused by an abnormal increase in nutrients. This process depletes the water's oxygen level - killing off other aquatic organisms.
Community
Non-government Organizations
Eutrophication
Condensation
50. The flow of water in the water table.
Species
Temperate Rain Forest
Aldo Leopold
Subsurface flow