APES Pt.2 *REAL* Study Guide
How much biomass of phytoplankton would be needed to produce 1 kg of large fish?
1,000 kg
Clearing land of trees results in all of the following EXCEPT?
Decreased runoff.
Which statement best explains how energy is transferred from one trophic level to the next?
10% of the energy at one level transfers to the next.
A temp. grassland biome has GPP of 3,480 kcal/m2/yr and NPP of 2,000 kcal/m2/yr. How much kcal/m2/yr to herbivores?
200 kcal/m2/yr
Which of the following is NOT a reservoir for CARBON?
Atmosphere.
Which of the types of organisms are required to complete the the NITROGEN CYCLE, incl. denitrification?
Bacteria.
Temperate Forest
Biome: Seasonal variation in temperature and rainfall; local biome; source of timber.
Which of the boxes represents a carbon source (emits more than it absorbs)?
Burning of fossil fuels.
This rate of reaction can be measured in the dark by determining the amount of oxygen gas consumed in a period of time.
Cellular Respiration.
The def. of a total rate of photosynthesis in a given area is?
Gross Primary Productivity.
Which of the following is NOT a reservoir for NITROGEN?
Ocean.
Which of the following best describes the flow of energy in most terrestrial and near-surface marine ecosystems?
Producers use solar energy to make organic matter.
Law of conservation of matter = matter cannot be created or destroyed, just cycled
True.
Rainforest
Biome: high biodiversity; high stable temperature; lots of rain.
Tundra
Biome: very cold, has little to no rain, & low biodiversity; characterized by permafrost.
How much energy is NOT passed to the next trophic level?
90%
Which letter represents a carbon sink that holds carbon compounds for the shortest amount of time?
A.) Vegetation
Savanna
Biome: Warm with slight seasonal variation in temperature; monsoon season; few trees, grasses.
Boreal Forest
Biome: cold; seasonal variation in temperature; some rain in summer; northern Canada.
Factors that define terrestrial ecosystems are...?
Common Plants, Precipitation, and Temperature.
How do humans add phosphorus to the environment?
Fertilizer, Mining, and Clearing and Burning.
Which trophic level has the least available energy in kilojoules in this food web?
Killer Whale.
What is the formula?
NPP = GPP - R
Energy available to consumers; calc. by subtracting energy used by plants from total energy transformed by photosynthesis.
Net Primary Productivity.
The diagram below best illustrates major processes in which of the following biogeochemical cycles?
Phosphorus.
What converts atmospheric carbon into a form that can be used in terrestrial ecosystems?
Plants.
A mermaid that eats algae would be a...?
Primary Consumer.
Factor that defines aquatic biomes?
Salinity.
A dragon that eats a Unicorn that eats magic berries would be a...?
Secondary Consumer.
The majority of the NITROGEN on Earth can be found in which of the following reservoirs?
The Atmosphere.
Which of the following biogeochemical cycles includes the processes of buffering ocean pH and photosynthesis?
The Carbon Cycle.
