Ecosystems
All living organisms in an area is known as ____________
community
_______ are hot and dry year-round, and plant species are adapted in a variety of ways (small leaves, stems that store water, and modified spines) to reduce water loss.
deserts
Drinking water comes from water stored in ______ biomes, not marine biomes.
freshwater
Decomposition of producers and consumers has led to the storage of carbon in the form of _________ over millions of years.
fossil fuels
____________, which is powered by the Sun, is the movement of water from a liquid phase to a gaseous phase.
evaporation
Two different bird species feed from the same oak tree; one eats acorns, and the other eats insects in the bark. This is an example of ___________ (2 words)
resource partitioning
The ________ has long dry seasons, and is dominated by grasses, shrubs, and grazing animals.
savanna
The ________ (2 words) is found along coastlines (from rocky cliffs to sandy beaches) that experience different levels of high and low tide.
intertidal zone
The __________ cycle does not have a gaseous phase, so there is very little movement from the atmosphere, and most transport is done via runoff
Phosphorus
This biome contains a nutrient-rich environment created by falling leaves and trapped organic materials from the large trees, and it provides the ecosystem service of filtering pollutants from water.
Which biome is it?
freshwater wetlands
wetlands
Arrows in a food web depict the flow of energy between _________ levels.
trophic
____________ are found along the equator, where the oceans provide a constant source of water vapor, leading to warm and wet conditions.
tropical rainforest
The most diverse marine biome on Earth is the ___________
coral reef
The majority of the nitrogen on Earth can be found in which reservoir?
atmosphere
This object powers the hydrologic cycle through evaporation and transpiration.
Sun
The amount of energy available _____ up the food chain, so the organisms at the highest trophic level would have the fewest kilojoules of energy available.
decreases
boreal forest
aphotic
abyssal
Which of the following types of organisms are required to complete the nitrogen cycle, including the process of denitrification?
A. producers
B. consumers
C. bacteria
D. fungi
C. bacteria
The primary reservoir of _____________ are rocks and sediments.
phosphorus
In reef ecosystems, algae supply coral with nutrients and coral gives shelter to algae in a _____________ relationship (be specific)
mutualism
mutualistic
Tundra and boreal forests are found above which latitude?
60 degrees
The majority of fresh water is found where on Earth?
ice caps
glaciers
_____________ is the production of nitrates (NO3) and nitrites (NO2) by various species of bacteria
nitrification
Vegetation, such as trees and shrubs, increases _______ by increasing the time of water penetration in the soil.
infiltration