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MB Ch 5 (1st Half) 3 Of 3
Test Description: Marine Bio BMCHS
Instructions: Answer all questions to get your test result.
1) The largest of the brown algae is _____________________. It is important because________________
A
irish moss, it is eaten in Japan
B
kelp, it is the foundation of temperate coastal ecosystmes
C
Sargassum, it is the foundation of tropical ecosystmes
D
the pneumocyst, it grows 30m per day
2) Red Algae are important to coral reefs because
A
they add desirable color to underwater pictures
B
they help cement the reef togeeether
C
they are the coral\'s primary food
D
they prevent sharks from feeding on the coral
3) Algae are Eukarotic
A
false
B
true
4) The greatest challenge for a plant top living in the sea is
A
water motion
B
low nutrients
C
predators
D
water salinity
5) A __________plant lives partially in and out of the water. A ____________plant lives entirely under water.
A
submergent, mangrove
B
submergent, emergent
C
mangrove, energent
D
energent, submergent
6) In addition to food and oxygen, marine plants provide important ______for other marine organisms
A
carbon dioxide
B
all of the above
C
light
D
habitats
7) Mangrove swamps are important to the environment because
A
all of the above
B
the filter run off water
C
they hold sediments in place
D
they are nurseries for adjacent marine ecosystems
8) Red algae is in what Phylum of the Protista Kingdom
A
Dinophyta
B
Chlorophyta
C
Rhodophyta
D
Phaeophyta
9) Brwon Algae is in what Phylum of the Protista Kingdom
A
Rhodophyta
B
Phaeophyta
C
Dinophyta
D
Chlorophyta
10) Kelp is a sea weed and not an algae
A
true
B
false
*select an answer for all questions
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