
Seaweeds and Marine Grass
Authored by Stephen Fougere
Science
11th Grade
NGSS covered
Used 14+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The formal name for seaweed; multicellular algae
seagrass
thallaus
macroalgae
microalgae
Tags
NGSS.MS-LS2-3
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which seaweed can withstand the least amount of light and can grow the deepest?
red
brown
green
blue
Tags
NGSS.MS-LS1-6
NGSS.MS-LS1-5
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Why are floats/bladders important for seaweed?
float closer to the sun to create shade
float closer to the sun to capture prey
float closer to the surface to collect oxygen
float closer to the sun for photosynthesis
Tags
NGSS.MS-LS1-6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do seaweeds such as giant kelp provide beyond being a food source (primary producer)?
they protect coral reefs
they take salt out of the water
they create a habitat for many organisms
Tags
NGSS.MS-LS2-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
This part of a seaweed anchors it to the bottom by attaching to rocks.
Thallus
Stipe
Pneumatocysts
Holdfast
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
These are the gas-filled bladders that help seaweeds float to the surface so that they can get more sunlight.
Blades
Pneumatocysts
Stipe
Holdfast
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the three types of algae?
Green, Blue-green, yellow
Brown, yellow, red
brown, yellow, green
green, brown, red
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