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Questions and Answers
What is the purpose of the "Card number" section on the back of each card?
What is the purpose of the "Card number" section on the back of each card?
- To identify each card uniquely (correct)
- To track the number of times a card has been used
- To indicate the order of the cards in a deck
- To help with shuffling the cards
Considering the provided format, what is the most likely purpose of these cards?
Considering the provided format, what is the most likely purpose of these cards?
- Index cards for organizing information
- Game cards for a board game
- Greeting cards for special occasions
- Flashcards for studying vocabulary (correct)
What would be the most appropriate way to use the "Front Side" and "Back Side" sections of the cards?
What would be the most appropriate way to use the "Front Side" and "Back Side" sections of the cards?
- Writing a summary of the topic on the front side and details on the back side
- Writing the question on the front side and the answer on the back side (correct)
- Writing a key concept on the front side and examples on the back side
- Writing a definition on the front side and the term it defines on the back side
What is the significance of the blank space after "Back Side" on each card?
What is the significance of the blank space after "Back Side" on each card?
Flashcards
Flashcard
Flashcard
A study tool with a question on one side and an answer on the other.
Front Side
Front Side
The side of the flashcard that displays the question or prompt.
Back Side
Back Side
The side of the flashcard that displays the answer to the question.
Card Number
Card Number
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Question/Answer Format
Question/Answer Format
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Study Notes
Annelida: Polychaeta (Marine Worms)
- Characteristics:
- Have multiple pairs of chitinous setae (chaetae)
- Worm-like (vermiform) shape
- Bodies are segmented (metamerism)
- Outer body wall is flexible for movement
- They secrete a protective outer cuticle
- Have parapodia (used for swimming and movement in some species)
- Have sensory tentacles and eyes on their heads.
- Lifestyle:
- Some are active predators (errant)
- Others live in tubes and filter particles (sedentary)
- Feeding:
- Predators, scavengers, and suspension feeders.
- Some species build protective tubes from materials like sand grains, mud, and calcium carbonate.
- Respiration:
- Gas exchange occurs through their thin body wall.
- Excretion:
- Waste is removed via nephridia (kidney-like structures).
- Locomotion:
- Use peristaltic waves of muscle contractions
- Some species use parapodia for swimming.
Annelida: Oligochaeta (Earthworms)
- Characteristics:
- Lack parapodia
- Fewer setae along the body
- Simple head, no eyes or tentacles
- Lifestyle:
- Primarily terrestrial or freshwater
- Move using peristaltic waves of muscle contractions
- Reproduction:
- Hermaphroditic, with external fertilization and cocoons
- Importance:
- Improve soil aeration and nutrient mixing.
Annelida: Hirudinea (Leeches)
- Characteristics:
- Posterior sucker for attachment
- Lack setae
- Lifestyle:
- Ectoparasites, feeding on the blood of vertebrates or invertebrates
- Some species have jaws for making incisions
- Reproduction:
- Hermaphroditic with internal fertilization
- Importance:
- Used in medicine to improve blood flow and remove clots.
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