Enviromental science LTSC

• These are habitats that are either under water of soaked with water part of the year

  wetlands
• the amount of water in a wetland can change depending on ___ and precipitaion. (chemistry)

  temperature
• Wetlands have blank soils.

  hydric
• These are soils that formed in blank conditions.

  saturated
• the amount of water in a wetland can change depending on temperature and ___. (chemistry)

  precipitation
• Hydric soils are anerobic. This means they contain very little blank.

  oxygen
• Hydric soils are _____. This means they contain very little oxygen.

  anaerobic
• plants that grow in wetlands have special __, these allow them to grow in low-oxygen conditions. (chemistry)

  adaptations
• Aerobic soils have large amounts of _____.

  iron or (FE)
• Plants that grow in wetlands have special ____.

  adaptations
• _____ and bulrushes have these adaptations.

  cattails
• Cattails and ____ have these adaptations.

  bulrushes
• Phytoplankton are microscopic ___ that can create their own food.

  algae
• ___ are microscopic algae that can create their own food. (ecology)

  phytoplankton
• ___ are microscopic animals that eat phytoplankton. (ecology)

  zooplankton
• fish, amphibians, and reptiles depend on the habitat provided by ___. (ecology)

  wetlands
• bogs are also called ___ bogs. (bogs)

  peat
• peat is a build-up of slightly-decayed ___. (bogs)

  plants
• poor drainage and decaying plant material makes bogs very ___. (bogs)

  acidic
• the main kinds of vegetation in bogs are ___ mosses. (bogs)

  sphagnum
• ____ are permamently or regularly covered in standing or slow-moving water.

  marshes
• Marshes are rich in ____.

  nutrients
• They have many kinds of ____ vegetation.

  emergent
• They have many kinds of emergent ____.

  vegetation
• Marshes are the most ____ type of wetlands.

  productive
• Unlike bogs, ___ are fed by surface water and groundwater.

  fens
• The main kind of plant growing in fens are ___.

  sedges
• The Earth is made up of many different _____.

  ecosystems
• Ecosystems on land are called ______.

  terrestrial
• Ecosystems in water are called ____.

  aquatic
• _____ ecosystems can be further divided into lentic eocsystems and lotic systems.

  freshwater
• Freshwater _____ can be further divided into lentic ecosystems and lotic ecosystems.

  ecostystems
• "the main kinds of vegetation in bogs are sphagnum ___." (bogs)

  moss