Global Ecosystems Flashcards
What is a biome?
A biome is a large ecological area on the Earth’s surface with distinct plant and animal groups adapted to the environment.
Name one characteristic that defines a biome.
Climate, vegetation, and soil type.
Which biome is characterised by very low temperatures and permafrost?
Tundra
Fill in the blank: The _______ biome is known for its vast grasslands and few trees.
Savanna
What two main factors are used to classify biomes?
Climate and vegetation.
Which biome is typically found near the equator and is known for its high biodiversity?
Tropical rainforest.
True or False: Deserts receive more than 100 cm of rainfall annually.
False- less than 250mm
What biome is characterised by seasonal temperature variations and is commonly found in North America?
Temperate forest.
What is the primary factor that determines the types of vegetation in a biome?
Climate.
Name a biome that has a high level of precipitation all year-round.
Tropical rainforest.
Which biome is known for its coniferous trees and cold winters?
Taiga or boreal forest.
Fill in the blank: The _______ biome is characterised by hot temperatures and very little rainfall.
Desert
True or False: All biomes have the same types of soil.
False
Fill in the blank: The _______ biome can be found in regions with seasonal changes in temperature and rainfall.
Temperate deciduous forest
True or False: Biomes can change over time due to climate change and human activity.
True
Name a human activity that impacts biomes.
Deforestation or urbanisation.
What is the primary feature of a polar biome?
Extremely cold temperatures and ice-covered regions.
What are ocean currents primarily driven by?
Wind patterns, Earth’s rotation, and differences in water temperature and salinity.
True or False: Ocean currents have no effect on climate and weather patterns.
False
Fill in the blank: The distribution of _____ and _____ influences the biodiversity and characteristics of biomes.
land, sea
Which biome is typically associated with warm ocean currents?
Tropical rainforests
Name 5 major biomes around the world
Tropical rainforest, desert, temperate woodland, taiga, tundra
Describe how global ecosystems form
broad belts from west to east, parallel to lines of latitude