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Questions and Answers
Which of the following best describes a prokaryotic cell?
Which of the following best describes a prokaryotic cell?
- A cell that is only found in extreme environments.
- A cell lacking a nucleus and most other organelles. (correct)
- A cell that is always part of a multicellular organism.
- A cell with a nucleus and membrane-bound organelles.
What domain do protists belong to?
What domain do protists belong to?
- Archaea
- Bacteria
- Microbiota
- Eukarya (correct)
Which of these is a key characteristic of a gymnosperm?
Which of these is a key characteristic of a gymnosperm?
- They lack a vascular system.
- They have seeds enclosed in fruit.
- They bear flowers.
- They bear seeds directly on the scales of cones. (correct)
Which of the following groups is the most diverse among eukaryotic organisms?
Which of the following groups is the most diverse among eukaryotic organisms?
What is the primary function of hyphae in fungi?
What is the primary function of hyphae in fungi?
What is the role of microbiota?
What is the role of microbiota?
Which term describes an organism that feeds on others?
Which term describes an organism that feeds on others?
Which of the following is NOT a major group of plants?
Which of the following is NOT a major group of plants?
Flashcards
Eukaryotic cell
Eukaryotic cell
A cell that has a nucleus and other membrane-bound organelles.
Prokaryotic cell
Prokaryotic cell
A cell lacking a nucleus and most other organelles.
Archaea
Archaea
Extreme prokaryotes that live in harsh environments like hot springs, salt lakes, and deep-sea vents.
Microbiota
Microbiota
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Gymnosperm
Gymnosperm
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Autotroph
Autotroph
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Heterotroph
Heterotroph
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Insects
Insects
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Study Notes
Prokaryotes and Eukaryotes
- Prokaryotic cells lack a nucleus and other membrane-bound organelles.
- Eukaryotic cells have a nucleus and other membrane-bound organelles.
- Archaea are extreme prokaryotes.
- Archaea are found in soil, wetlands, lakes, oceans, and ice.
- Bacteria are prokaryotic cells.
- Microbiota includes the community of microorganisms living in and on bodies.
- Endotoxins result in sickness in humans.
- Protists belong to domain Eukarya.
- Protists are eukaryotic cells.
Plants
- Bryophytes, ferns, gymnosperms, and angiosperms are four main groups of plants.
- Ferns are seedless vascular plants.
- Gymnosperms are seed plants whose seeds develop directly on the scales of cones.
- Angiosperms are flowering plants.
- Lycophytes, ferns, gymnosperms, and angiosperms have lignin and a vascular system.
Fungi
- Yeast, cheese, black mold, and thrush are examples of fungi.
- Hyphae are important for fungi.
- Roots are a food source.
- Phyla refer to classifications of animals.
Animals
- Invertebrates and vertebrates are animal groups.
- Invertebrates and vertebrates show a large variety.
- Insects are the most diverse group of eukaryotic organisms.
- Autotrophs feed themselves.
- Heterotrophs feed on others.
- Pollution is a threat to biodiversity.
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