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Questions and Answers
Which factors can affect the distribution of seaweeds?
Which factors can affect the distribution of seaweeds?
- Sea surface temperature (correct)
- Water salinity
- Wind direction
- Sunlight intensity
What are the main pigment types found in seaweeds?
What are the main pigment types found in seaweeds?
- Anthocyanins and xanthophylls
- Phycoerythrin and phycocyanin (correct)
- Melanin and phaeophytin
- Chlorophyll and carotenoids
What is the function of floats in seaweeds?
What is the function of floats in seaweeds?
- To provide buoyancy (correct)
- To store nutrients
- To protect against predators
- To absorb sunlight
Which pigment is responsible for the olive-brown or greenish color of algae when wet?
Which pigment is responsible for the olive-brown or greenish color of algae when wet?
Which kingdom includes organisms that can manufacture their own food?
Which kingdom includes organisms that can manufacture their own food?
What is the distinctive feature of the Anthophyta group?
What is the distinctive feature of the Anthophyta group?
Which factor(s) may have an effect on which species become dominant in the distribution of seaweeds?
Which factor(s) may have an effect on which species become dominant in the distribution of seaweeds?
What is the main body structure of a seaweed?
What is the main body structure of a seaweed?
Which pigment is responsible for the red color of some seaweeds?
Which pigment is responsible for the red color of some seaweeds?
Which pigment is responsible for the blue color of some seaweeds?
Which pigment is responsible for the blue color of some seaweeds?
What is the function of air-filled bladders in seaweeds?
What is the function of air-filled bladders in seaweeds?
Which phylum includes red-colored algae found at greater depths in rivers, seas, and oceans?
Which phylum includes red-colored algae found at greater depths in rivers, seas, and oceans?
Which phylum includes the dominant seaweeds in the colder waters of the northern hemisphere?
Which phylum includes the dominant seaweeds in the colder waters of the northern hemisphere?
Which of the following is NOT a type of pigment found in seaweeds?
Which of the following is NOT a type of pigment found in seaweeds?
Which of the following is NOT a structural molecule found in seaweeds?
Which of the following is NOT a structural molecule found in seaweeds?
Which type of algae has a complex cell structure and can be unicellular, colonial, or multicellular reticulum?
Which type of algae has a complex cell structure and can be unicellular, colonial, or multicellular reticulum?
Which phylum comprises most of the green algae?
Which phylum comprises most of the green algae?
What is the pigment responsible for the greenish color of chlorophytes?
What is the pigment responsible for the greenish color of chlorophytes?
Which phylum includes flowering plants like seagrasses and mangroves?
Which phylum includes flowering plants like seagrasses and mangroves?
What is the distinctive feature of the Anthophyta group?
What is the distinctive feature of the Anthophyta group?
Which kingdom includes organisms that can manufacture their own food?
Which kingdom includes organisms that can manufacture their own food?
What is the pigment responsible for the olive-brown color of algae when wet?
What is the pigment responsible for the olive-brown color of algae when wet?
How many orders are there in the algae group?
How many orders are there in the algae group?
What is the function of chlorophyll pigments in algae?
What is the function of chlorophyll pigments in algae?
What is the main characteristic of autotrophs?
What is the main characteristic of autotrophs?
Which kingdom serves as a source of food for other organisms?
Which kingdom serves as a source of food for other organisms?
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