8th Grade Vocab List 2 Flashcards
the process of a liquid becoming a gas due to it being heated
evaporation
the biological process by which water is lost in the form of water vapor from the aerial parts of plants
transpiration
the process where gas cools back down to liquid form
condensation
the process where a substance burns, giving off heat and light in the oxygen presence
combustion
the order of colonization of species from a barren or destroyed piece of land as ecosystem ages (steps in an ecosystem growth)
succession
the variety of living things in a given place
biodiversity
an area of the planet that can be classified according to the plants and animals that live in it and the climate
biome
composed of cone-bearing needle leaved or scaled leaved evergreen trees, found in northern circumpolar regions
taiga
a cold and treeless plane where harsh conditions makes it hard to survive and has permafrost
tundra
a mixed woodland-grassland ecosystem w/ widely spaced trees
savanna
an area of land w/ trees that are always wet and usually covered and water (wetland and trees)
swamp
a type of wetland that has no trees
marsh
an area where a freshwater river or stream meets and collides w/ an ocean (fresh and salt combine)
estuary
to shed exoskeleton, hair, skin, or feathers
molting
living things that make their own food for energy from non-living substances
autothrouph
an organism that eats other plants and animals for energy
heterotrouph
any ground that remains completely frozen (zero degrees Celsius) for two or more years
permafrost
the edge of a habitat at which trees are capable of growing, so none go past the line
treeline
a stage in the life of an arthropod between two successive molts
instar
microscopic organisms that live in the ocean and can convert light energy into chemical energy through photosynthesis and are the base of food chain
plankton
formed by the mutualistic relationship between a fungus and a algae
lichens
trees, shrubs, and herbaceous perennials that shed their leaves for part of the year
deciduous
conifers, woody evergreens, that have cones and needles rather than leaves and dont shed
coniferous
the transition layer between warmer mixed water at the surface and the cooler deep water below where temps drop sharply
thermocline
the above ground portion of vegetation in forests consisting of the tops of trees making a ceiling of some sort
canopy
