What are marine microbes?
Marine Microbes Flashcardziz

Flashcard
•
Science
•
12th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
Marine microbes are microscopic organisms that live in oceanic environments, including bacteria, archaea, viruses, and some eukaryotes.
2.
FLASHCARD QUESTION
Front
Which organisms are NOT classified as marine microbes?
Back
Plants are not classified as marine microbes.
3.
FLASHCARD QUESTION
Front
What percentage of the weight of all living organisms in the ocean is made up of microbes?
Back
90% of the weight of all living organisms in the ocean is made up of microbes.
4.
FLASHCARD QUESTION
Front
What is nitrogen-fixing in marine microbes?
Back
Nitrogen-fixing marine microbes convert atmospheric nitrogen into a usable form for other organisms.
5.
FLASHCARD QUESTION
Front
What is lysis in the context of viral infections?
Back
Lysis is the process of a cell bursting due to viral infection, releasing new viral particles.
6.
FLASHCARD QUESTION
Front
What is the basic structure of a virus?
Back
A virus consists of a protein casing (capsid) and genetic material (DNA or RNA).
7.
FLASHCARD QUESTION
Front
What role do bacteria play in marine ecosystems?
Back
Bacteria decompose organic matter, recycle nutrients, and are essential for nutrient cycling in marine ecosystems.
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