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WGU IOC4 - Social
Land Biomes, Terrestrial Biomes and Aquatic Biomes
Question | Answer |
---|---|
What is a biome? | plant and animal communities that cover large areas |
TRUE or False: Tiaga is not a type of biome? | False |
TRUE or FALSE: Abiotic factors affect the type of biome in a given region. | True |
Biomes are primarily classified according to | latitude and climate |
Where is tundra generally located? | Arctic and Antarctic regions |
What percentage of the earth’s surface is tundra? | 20 |
What type of trees dominate taiga? | coniferous |
The largest terrestrial biome is | Tiaga |
Which is not common in a temperate deciduous forest? | caribou |
________ trees produce cones and narrow leaves. | coniferous |
Tropical forests comprise less than ____% of the earth’s surface but contain ____% of all species. | 2 : 50 |
the tropical forest climate does not have | excessively high winds |
By definition, deserts receive less than __ centimeters of rain per year. | 30 |
a succulent, a type of plant that stores water in its fleshy leaves. | cactus |
Grasses thrive in the grassland biome because: | Grasses are very efficient photosynthesizers. |
Which animal is not common in grasslands? | bears |
Where are savannas located? | in tropical and sub-tropical regions |
Animal life in ________ is dominated by large grazing herbivores, such as zebras, and their predators, such as lions. | savannas |
What percentage of the earth’s surface is covered by water? | 75 |
Thermocline refers to the change in heat as one goes deeper ______________. | underwater |
___________ are a unique marine biome, outside of the pelagic zone. | Coral reefs |
What type of lake has a large amount of photosynthesis? | utrophic |
What are hydrophytes? | plants that grow only in water |
Freshwater biomes have a less than __% salt concentration and cover a ______ area of the earth’s surface. | 3%; small |
Organisms in estuaries are resistant to ________. | osmotic stress |
Marine biomes have a more than __% salt concentration and cover __% of the earth’s surface. | 3; 75 |