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Test your basic knowledge |
DSST Environment And Humanity
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Subjects
:
dsst
,
science
Instructions:
Answer 50 questions in 15 minutes.
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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 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.
Coniferous Forest
Tropical Rain Forest
Subsistence Farming
Browsers
2. Consumers which eat only other animals.
Deciduous Forest
Carnivores
Wildlife Management
Sublimation
3. Water found in estuaries. This water is a mixture of saltine ocean water and fresh water - usually from a river or stream.
Earth Summit
Biogeochemical Cycle
Environmental Protection Agency
Brackish Water
4. An American environmentalist who is famous for promoting the ideas of environmental ethics and wildlife management.
Grazers
Social Ecology
Gross Primary Product
Aldo Leopold
5. Organisms which thrive in high nutrient environments - especially those with plenty of carbon.
Competitive Exclusion
Brackish Water
Copiotrophs
Ecotone
6. The process by which certain kinds of bacteria convert atmospheric nitrogen gas into ammonia - a form accessible to living creatures.
Biodiversity
Wildlife Management
Nitrogen Fixation
Producers
7. The process of surface water entering the soil. This ensures that plants have adequate access to water.
Infiltration
Sublimation
Social Ecology
Lithosphere
8. The place of an organism in an ecosystem - such as what it eats and how it interacts with other organisms.
Condensation
Ecological Niche
Antarctica
Turbidity
9. A type of symbiosis where one species benefit at the expense of the other.
Assimilation
Wildlife Management
Parasitism
World Trade Organization
10. Different species living in close contact with each other.
Indicator Species
Competitive Exclusion
Safe Drinking Water Act
Symbiosis
11. The process of planting trees in between other crops.
Alley Cropping
Clean Air Act
Species
Biosphere
12. Animals which eat grass and roots.
Grazers
Commensalism
Interplanting
Tropical Rain Forest
13. A greenhouse gas. Although it is a natural part of the carbon cycle - the atmospheric concentration of this gas has increased due to the burning of fossil fuels.
Carbon Dioxide
Deserts
Autotrophs
UN Conference on Population and Development
14. Political organizations not affiliated with the government which try to bring about social change.
Sublimation
Biodiversity
Non-government Organizations
Nitrification
15. The combination of evaporation from the ocean - lakes - and other bodies of water and transpiration - the loss of water from plants.
Atmosphere
Coevolution
Evapotranspiration
Monoculture
16. Growing more than one crop at a time.
Polyculture
UN Conference on Population and Development
Nitrogen Fixation
Consumers
17. Modern man.
Sublimation
Condensation
Species
Homo Sapiens
18. A type of farming where the farmer will grow just enough crops to satisfy his family's needs for the next year.
Nitrous Oxide
Condensation
Shifting Agriculture
Subsistence Farming
19. The rapid increase of harmful algae in a body of water.
Hetrotrophs
Harmful Algal Bloom
Coniferous Forest
Insurance Spraying
20. Areas with only enough rainfall for grasses to grow. As a result - most animals are grazers - such as buffalo.
Condensation
Chaparral
Denitrification
Grasslands
21. The UN's first major conference on environmental issues.
Neanderthals
Sahelanthropus Tchadensis
Stockholm Conference
Ecology
22. Consumers which eat both plants and animals.
Transpiration
Sublimation
Earth Summit
Omnivores
23. A forest near the equator with heavy rainfall and a great diversity of plant and animal life. Although a mere 2% of the earth is covered with these forests - they contain 50-80% of earth's land species.
Ecotone
Tropical Rain Forest
Grazers
Troposphere
24. Exceptionally acidic (low pH) rain. This phenomenon is caused mainly by emissions of carbon dioxide - sulfur dioxide - and nitrogen oxide which react with water particles in the air.
Acid Rain
Thermosphere
Denitrification
Hydrologic Cycle
25. A situation where a layer of warmer air traps lower - cooler air - causing pollution to collect near the ground.
Hydrologic Cycle
Superfund Law
Temperature Inversion
Indicator Species
26. Organisms with a nucleus.
Snowmelt
Eukaryotes
Subsistence Farming
Hetrotrophs
27. A partially enclosed part of the ocean with rivers or streams flowing into it.
Ecological Niche
Estuary
Detrivores
Clean Air Act
28. A UN conference held in Rio de Janeiro. The conference decided to protect biodiversity - reduce pollution emissions and greenhouse gasses - and promote sustainable development.
Grazers
Earth Summit
Detrivores
Temperature Inversion
29. The area between the troposphere and the stratosphere. Here the temperature reverses from decreasing to increasing with altitude.
Biogeochemical Cycle
Australopithecus Afarensis
Gross Primary Product
Tropopause
30. 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.
Competitive Exclusion
Community
Denitrification
Australopithecus Afarensis
31. The biggest atmospheric layer. Without ozone - UV radiation causes ionization and the auroras in this layer.
Thermosphere
Homo Habilis
UN Conference on Population and Development
Kyoto Protocol
32. The loss of water vapor from leaves.
Social Ecology
Grasslands
Methane
Transpiration
33. Growing only one crop at a time.
Nitrification
Stockholm Conference
Agroforestry
Monoculture
34. An international convention which created the framework for protecting the ozone layer.
Brackish Water
Vienna Convention for the Protection of the Ozone Layer
Water Pollution Control Act
Gross Primary Product
35. Evolution in one organism due to change in a related organism.
Grazers
Safe Drinking Water Act
Biodiversity
Coevolution
36. The cycling and reusing of elements and molecules (such as water - nitrogen - and phosphorus) that are essential to life.
Methane
World Trade Organization
Producers
Biogeochemical Cycle
37. Precipitation which does not reach the soil but is instead collected by plants.
Interception
National Environmental Policy Act
Agroforestry
Deserts
38. The decomposition of organic nitrogen into inorganic ammonium. This process is also called mineralization.
Nitrogen Fixation
Ammonification
Silent Spring
Oligotrophs
39. An influential book by Rachel Carson which helped begin the environmental movement.
Condensation
Silent Spring
Hetrotrophs
Kyoto Protocol
40. A philosophy that extends ethics to non-humans. Under this system - animals - plants - and other aspects of the environment are seen as being deserving of justice and consideration.
Troposphere
Environmental Ethics
Biomes
Alley Cropping
41. Organisms which produce their own food.
Snowmelt
Precipitation
Interception
Autotrophs
42. The process by which the sun's energy converts liquid water to water vapor in the atmosphere.
Ecology
Copiotrophs
Estuary
Evaporation
43. A type of symbiosis where each species will benefit from interacting with the other.
Temperate Rain Forest
Homo Sapiens
Mutualism
Advection
44. An extinct hominid species believed to have long - ape-like arms; have a brain capacity half that of modern men; and use primitive tools.
Eutrophication
Prokaryotes
Homo Habilis
Carbon Dioxide
45. The coexistence of two species using the same resource where the two will use the resource in different ways.
Tundra
Resource Partitioning
Competitive Exclusion
Kyoto Protocol
46. Organisms which consume autotrophs for food.
Producers
Eutrophication
Savannah
Hetrotrophs
47. An international organization designed to promote free trade between countries.
Tundra
Mesosphere
World Trade Organization
Chaparral
48. A type of farming where the farmer will grow crops both to fulfill his family's needs for the next year and to sell on the market.
World Trade Organization
Nitrogen Fixation
Taiga
Intensive Subsistence Farming
49. A group of similar organisms capable of interbreeding.
Species
Acid Rain
Carnivores
Ecology
50. A variety of species living together.
Monoculture
Grazers
Intensive Subsistence Farming
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