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WorksheetsUnit 2 APES Quiz
Total questions: 22
Worksheet time: 11mins
A biome characterized by small periods of frozen green plants and large herbivores is a ________________.
Arctic
Arctic Tundra
Coniferous Forest
Chapparal
Ecosystem relationships that track the path of matter and energy through several paths are best represented by a ____________.
Trophic level
Food chain
Tropical Rainforest
Food web
The amount of primary productivity generated by all producers in a given ecosystem is called __________________________________
Gross primary production
Net primary production
Total cell respiration
Trophic levels
Nitrogen fixation takes nitrogen from the air in the form of _____ and chemically fixes it into the form of _______.
N2 to NO2
N2 to NH3
N2 to NO3
NO3 to NH3
Coniferous (Or Boreal) forests are characterized by:
Pine forests, quarterly seasons, permafrost, large mammals, and no reptiles.
Pine forests, cold winters, spring water movement, large mammals,and no reptiles.
Pine forests, summer temperatures above 110oC, few large mammals, and extremely diverse amphibian species.
Grasslands, extremely diverse insects, few trees, and seasonal fires.
If you are an organism whose realized niche is to break down organic matter from the ecosystem into nutrients, you are probably a ____________.
Producer
Herbivore
Primary consumer
Decomposer
Nitrogen in the nitrogen cycle returns to the atmosphere by converting from __________ into N2.
NO2
NH3
NO3
HNO3
A biome characterized by dry conditions most of the year, periodic burns, strong seasonal rains, and seasonal floods would be a _______________.
Temperate deciduous forest
Savannah (grassland)
Desert
Tropical rain forest
A trophic level characterized by feeding on herbivores would be a ____________ _____________.
Producer
Herbivore
Primary consumer
Secondary consumer
Various sources of pollution and energy have entered the biosphere as a result of human activities. Collectively, we call these _______________ sources.
Anthropogenic
Natural
Industrial
Gas-based
The biome characterized by annual rainfall over 400 in/yr and extreme biodiversity would be the __________________.
Chapparal
Tropical grassland
Arctic tundra
Tropical rain forest
In an ecosystem, productivity is BEST defined as...
The rate at which herbivores convert producers into usable food.
The rate at which primary consumers convert herbivores into usable food.
The rate at which autotrophs convert energy into biomass.
The rate at which apex predators control the numbers of prey items.
The process of converting sun light energy into usable biomass is called ___________________.
Cellular respiration
Primary digestion
The carbon cycle
Photosynthesis
The portion of a fundamental niche that is fully utilized by a species is a _______________.
Vertical niche
Realized niche
Consumer niche
Regulated niche
A species that is non-native to an ecosystem and begins consuming resources is a(n) __________________ species.
Transient species
Intraspecific species
Invasive species
Keystone species
In the carbon cycle, CO2 is incorporated into soil bacteria thereby storing the carbon and removing it from the carbon cycle. This is called _______________________.
Methane recycling
CO2 uptake
Carbon sequestration
Cellular respiration
Resource partitioning...
results from species altering their habits to isolate their resource use from other species.
results from species collectively sharing resources.
results from species storing nutrients in the ground so that other species find food and survive.
results from species eliminating other species that share their resources.
Species most likely to become pioneer species during primary succession would most likely be ______________.
Trees
Shrubs
Cows
Grasses
The process of __________pulls water through the plants circulatory system and exiting the leaf stomata.
Photosynthesis
Transpiration
Mesophyll movement
Cytoplasmic streaming
Species A is found inside Species B feeding directly off of its liver. Species A is a _____________.
Mutualistic species
Parasitic species
Commensil species
Herbivore
Species A works cooperatively with Species B so that both benefit and survive. Species A and B exhibit the behavior of _____________.
Mutualism
Parasitism
Commensilism
Resource partitioning
A species that has a wide-ranging influence over other species in a food web would be a _________________ species.
Competitive
Pioneer
Invasive
Keystone
