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Q 1/69
Score 0
An association of living organisms and their physical enviroment
30
Ecosystem
Q 2/69
Score 0
The study of the interactions between living and nonliving things.
30
Ecology
69 questions
Q.
An association of living organisms and their physical enviroment
1
30 sec
Q.
The study of the interactions between living and nonliving things.
2
30 sec
Q.
An organism that eats producers (plants)
3
30 sec
Q.
An organism that eats primary consumers
4
30 sec
Q.
An organism that eats secondary consumers
5
30 sec
Q.
A diagram that shows the biomass of organisms at each trophic level
6
30 sec
Q.
A measure of the total dry mass of organisms within a particular region
7
30 sec
Q.
An ecosystem where all water runoff drains into a single body of water.
8
30 sec
Q.
Evaporation of water from the leaves of a plant
9
30 sec
Q.
The trapping of heat by a planet's atmosphere. This vital process is required for life to exist on Earth.
10
30 sec
Q.
Allows excessive nutrients to flow into the water cycle throwing off the ecosystem --
11
30 sec
Q.
The process by which plants convert light energy from the sun into chemical energy.
12
30 sec
Q.
Removed from the the air by photosynthesis or by dissolving in the ocean.
13
30 sec
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Removed from the air by principally by respiration.
14
30 sec
Q.
An enhancement of the greenhouse effect that causes the earth to get too warm. There is no evidence that this is taking place today.
15
30 sec
Q.
The continuous movement of water between the atmosphere, the land, and the oceans
16
30 sec
Q.
Get water from surface runoff and rainfall.
17
30 sec
Q.
An animal that hunts other animals for food
18
30 sec
Q.
Each step in a food chain or web.
19
30 sec
Q.
An association between organisms of two different species in which each member benefits.
20
30 sec
Q.
A group of interbreeding organisms coexisting together.
21
30 sec
Q.
A group of populations living and interacting in the same area.
22
30 sec
Q.
A group of ecosystems classified by climate and plant life
23
30 sec
Q.
Process by which nitrogen-fixing bacteria convert gaseous nitrogen into nitrogen compounds that plants can absorb and use.
24
30 sec
Q.
Any relationship in which two species live closely together
25
30 sec
Q.
A relationship between two species in which both species benefit
26
30 sec
Q.
An animal that hunts other animals for food
27
30 sec
Q.
Animal hunted or caught for food
28
30 sec
Q.
A relationship between two organisms of different species where one benefits and the other is harmed (+/-)
29
30 sec
Q.
Interaction between species that benefits one but neither helps or harms the other. (+/0)
30
30 sec
Q.
The struggle between organisms to survive in a habitat with limited resources
31
30 sec
Q.
A large open area of country covered with grass, especially one used for grazing.
32
30 sec
Q.
Group of ecosystems that have the same climate and dominant communities
33
30 sec
Q.
Collection of all the organisms that live in a particular place, together with their nonliving environment
34
30 sec
Q.
Assemblage of different populations that live together in a defined area
35
30 sec
Q.
Group of individuals of the same species that live in the same area
36
30 sec
Q.
Group of similar organisms that can breed and produce fertile offspring
37
30 sec
Q.
The part of Earth where life exists including land, water, and air or atmosphere
38
30 sec
Q.
The scientific study of interactions among organism and between organisms and their environment
39
30 sec
Q.
Organism that can capture energy from sunlight or chemicals and use it to produce its own food from inorganic compounds
40
30 sec
Q.
Process by which some organisms, such as certain bacteria, use chemical energy to produce carbohydrates
41
30 sec
Q.
Organism that obtains energy by eating animals
42
30 sec
Q.
Organism that relies on other organisms for its energy and food supplies
43
30 sec
Q.
Organism that feeds off plant and animal remains and other dead matter
44
30 sec
Q.
Organism that breaks down and obtains energy from dead organic matter
45
30 sec
Q.
Diagram that shows the relative ammounts of energy or matter within each trophic level in a food change or food web
46
30 sec
Q.
Total amount of living tissue within a given trophic level
47
30 sec
Q.
Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
48
30 sec
Q.
Network of complex interactions formed by the feeding relationships among the various organisms in an ecosystem
49
30 sec
Q.
Organism that obtains energy by eating only plants
50
30 sec
Q.
Organism that obtains energy from the foods it consumes
51
30 sec
Q.
Organism that obtains energy by eating both plants and animals
52
30 sec
Q.
Process by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and high-energy carbohydrates, such as sugars and starches
53
30 sec
Q.
Organism that can capture energy from sunlight or chemicals and use it to produce food from inorganic compounds
54
30 sec
Q.
Step in a food chain or food web
55
30 sec
Q.
Process of converting nitrogen gas into ammonia
56
30 sec
Q.
Chemical substance that an organism requires to live
57
30 sec
Q.
Ground that is permanently frozen
58
30 sec
Q.
Lacking sufficient water or rainfall
59
30 sec
Q.
Areas characterized by less 25 cm of precipitation annually, and where evaporation exceeds precipitation
60
30 sec
Q.
Biome found in tropical areas receiving large amounts of precipitation, characterized by high levels of biodiversity, rapid nutrient cycling and nutrient-poor soil
61
30 sec
Q.
Biome found on western edge of North and South America, with heavy precipitation and seasonal variation; dominated by tall coniferous trees
62
30 sec
Q.
Biome characterized by hot dry summers and cool moist winters, dominated by a dense growth of mostly small-leaved evergreen shrubs, as that found in the foothills of California or the Mediterranean region; prone to frequent wildfires; coastal temperate grassland
63
30 sec
Q.
Plain characterized by coarse grasses and scattered tree growth, especially on the margins of the tropics where the rainfall is seasonal, as in eastern Africa
64
30 sec
Q.
Biome found in temperate regions with a semiarid climate, dominated by grass species
65
30 sec
Q.
Biome found in temperate regions with defined seasons and regular precipitation, characterized by the presence of broad-leaf deciduous leaved trees
66
30 sec
Q.
Biome just south of the tundra; characterized by a northern coniferous forest composed of pine, fir, hemlock, and spruce tree and acidic, mineral-poor topsoil; boreal forest; evergreen coniferous forest
67
30 sec
Q.
Vast treeless plain in the arctic regions between the ice cap and the tree line; polar grassland
68
30 sec
Q.
part of Earth in which life exists including land, water, and air or atmosphere