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Organisms 2 (AEBI 211) > Lab 3 Pre-lab Quiz > Flashcards

Lab 3 Pre-lab Quiz Flashcards

1
Q
  1. Which two phyla are covered in today’s lab?
A

Annelida and Echinodermata

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2
Q
  1. What are metameres?
A

Repeated, homologous body segments

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3
Q
  1. What type of skeleton do annelids posses?
A

Hydrostatic skeleton

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4
Q
  1. Which class of annelids is only found in marine environments?
A

Class Polychaeta: Clamworm

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5
Q
  1. What is the name of the segment of the clamworm that contains the mouth?
A

Peristomium

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6
Q
  1. Name two functions of an annelid’s cuticle:
A

Structural support and protection from the environment.

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7
Q
  1. Which organism(s) from today’s lab have/has parapodia?
A

Polychaetes (Clamworms)

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8
Q
  1. What is the basic mechanism for respiration in annelids?
A

Cutaneus Respiration

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9
Q
  1. Which two organisms that we’ll examine toady have a clitellum?
A

Earthworm and Leech

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10
Q
  1. Which phylum and class do sea cucumbers belong to?
A

Phylum Echinodermata
Class Holothuroidea

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11
Q
  1. What is a nephridium?
A

A “mini-kidney” that is involved in waste excretion

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12
Q
  1. Do annelids have a closed or an open circulatory system?
A

Closed Ciculatory System

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13
Q
  1. Which phylum and class do leeches belong to?
A

Phylum Annelida
Class Hirudinida

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14
Q
  1. What type of symmetry is displayed by echinoderms?
A

Pentaradial symmetry

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15
Q
  1. Name three structures associated with the water vascular system.
A

Madreporite, Tube Feet, Ampullae

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16
Q

16 What are the two sections of a starfish’s stomach?

A

Pyloric and Cardiac stomach

17
Q
  1. Describe one way that you can differentiate between the dorsal and ventral side of an
    earthworm.
A

Locate the dorsal side by the body shape (flattened side is ventral) and/or by the dark “line” running down the dorsal side

18
Q
  1. What is the function of the gizzard in the earthworm?
A

Physical digestion (grinding) of the food

19
Q
  1. What is the function of the seminal receptacles?
A

Female organs that store sperm after copulation

20
Q
  1. Which phylum and class does the sea urchin belong to?
A

Phylum Echinodermata
Class Echinoidea

Organisms 2 (AEBI 211) (13 decks)

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