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WorksheetsMar. Sci. Unit 5 TEST
Total questions: 20
Worksheet time: 15mins
Seagrasses are important because:
they provide habitat for many animals
they can protect coral reefs from sediment
they are nurseries for juvenile fish
all answers are correct
Mangroves trees produce
broad-shaped seedlings to drift away on currents
pencil-shaped seedlings to stick in the mud
parachute-seedlings to drift on coastal winds
Macroalgae/seaweeds can be best differentiated from true plants because macroalgae/seaweeds:
Have no true roots, leaves, or stems
Are mostly unicellular
Are photosynthetic
Have no chlorophyll
Are prokaryotic
Marine flowering plants include all of the following except:
Kelps
Seagrasses
Mangroves
Surf grass
Cord grass
Kelp are a type of __ algae.
green
brown
red
blue
What are some characteristics of sea grasses?
Sea grasses are not flowering plants.
Sea grasses do not grow in marine environments.
Sea grasses are flowering plants that grow in marine environments and provide habitat and food for marine species.
Sea grasses do not provide habitat and food for marine species.
__ plants live entirely under water
Emergent
Submergent
Macroalgae/seaweeds can be best differentiated from true plants because macroalgae/seaweeds:
Have no true roots, leaves, or stems
Are mostly unicellular
Are photosynthetic
Have no chlorophyll
Are prokaryotic
Salt marsh grasses are __ plants
Emergent
Submergent
What type of body symmetry do these organisms have?
asymmetry
radial
bilateral
all of the answer choices are correct
How would you classify a sea jelly?
Porifera
cnidarian
Mollusca
Arthropoda
Which phylum does this crab belong to
cnidaria
molluscs
arthropoda
sponges
