The three parts of molluscan body plan. Introduction: The phylum Mollusca forms the second large group among invertebrates. They are mostly marine and have soft body that is preserved by a hard shell. An important luxury good, the pearl, produced from pearl oysters that belong to the phylum Mollusca.

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Answer 1

Question

Chapter 33, Problem 4IQ

a.

Summary Introduction

To describe: The three parts of molluscan body plan.

Introduction: The phylum Mollusca forms the second large group among invertebrates. They are mostly marine and have soft body that is preserved by a hard shell. An important luxury good, the pearl, produced from pearl oysters that belong to the phylum Mollusca.

b.

Summary Introduction

To compare: The feeding behaviors and activity levels of snails, clams, and squid.

Introduction: Snails, clams, and squid belong to the phylum Mollusca. They lack segmentation and have a soft body. They lack typical legs but have muscular foot for locomotion. Some have flexible tentacles that are helpful in sensing the environment.

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Answer 2

Question

Chapter 33, Problem 4IQ

a.

Summary Introduction

To describe: The three parts of molluscan body plan.

Introduction: The phylum Mollusca forms the second large group among invertebrates. They are mostly marine and have soft body that is preserved by a hard shell. An important luxury good, the pearl, produced from pearl oysters that belong to the phylum Mollusca.

b.

Summary Introduction

To compare: The feeding behaviors and activity levels of snails, clams, and squid.

Introduction: Snails, clams, and squid belong to the phylum Mollusca. They lack segmentation and have a soft body. They lack typical legs but have muscular foot for locomotion. Some have flexible tentacles that are helpful in sensing the environment.

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Answer 3

Question

Chapter 33, Problem 4IQ

a.

Summary Introduction

To describe: The three parts of molluscan body plan.

Introduction: The phylum Mollusca forms the second large group among invertebrates. They are mostly marine and have soft body that is preserved by a hard shell. An important luxury good, the pearl, produced from pearl oysters that belong to the phylum Mollusca.

b.

Summary Introduction

To compare: The feeding behaviors and activity levels of snails, clams, and squid.

Introduction: Snails, clams, and squid belong to the phylum Mollusca. They lack segmentation and have a soft body. They lack typical legs but have muscular foot for locomotion. Some have flexible tentacles that are helpful in sensing the environment.

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Answer 4

Question

Chapter 33, Problem 4IQ

a.

Summary Introduction

To describe: The three parts of molluscan body plan.

Introduction: The phylum Mollusca forms the second large group among invertebrates. They are mostly marine and have soft body that is preserved by a hard shell. An important luxury good, the pearl, produced from pearl oysters that belong to the phylum Mollusca.

b.

Summary Introduction

To compare: The feeding behaviors and activity levels of snails, clams, and squid.

Introduction: Snails, clams, and squid belong to the phylum Mollusca. They lack segmentation and have a soft body. They lack typical legs but have muscular foot for locomotion. Some have flexible tentacles that are helpful in sensing the environment.

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Answer 5

Chapter 33, Problem 4IQ

a.

Summary Introduction

To describe: The three parts of molluscan body plan.

Introduction: The phylum Mollusca forms the second large group among invertebrates. They are mostly marine and have soft body that is preserved by a hard shell. An important luxury good, the pearl, produced from pearl oysters that belong to the phylum Mollusca.

b.

Summary Introduction

To compare: The feeding behaviors and activity levels of snails, clams, and squid.

Introduction: Snails, clams, and squid belong to the phylum Mollusca. They lack segmentation and have a soft body. They lack typical legs but have muscular foot for locomotion. Some have flexible tentacles that are helpful in sensing the environment.

Answer 6

Chapter 33, Problem 4IQ

a.

Summary Introduction

To describe: The three parts of molluscan body plan.

Introduction: The phylum Mollusca forms the second large group among invertebrates. They are mostly marine and have soft body that is preserved by a hard shell. An important luxury good, the pearl, produced from pearl oysters that belong to the phylum Mollusca.

Answer 7

Chapter 33, Problem 4IQ

a.

Summary Introduction

To describe: The three parts of molluscan body plan.

Introduction: The phylum Mollusca forms the second large group among invertebrates. They are mostly marine and have soft body that is preserved by a hard shell. An important luxury good, the pearl, produced from pearl oysters that belong to the phylum Mollusca.

Answer 8

b.

Summary Introduction

To compare: The feeding behaviors and activity levels of snails, clams, and squid.

Introduction: Snails, clams, and squid belong to the phylum Mollusca. They lack segmentation and have a soft body. They lack typical legs but have muscular foot for locomotion. Some have flexible tentacles that are helpful in sensing the environment.

Answer 9

b.

Summary Introduction

To compare: The feeding behaviors and activity levels of snails, clams, and squid.

Introduction: Snails, clams, and squid belong to the phylum Mollusca. They lack segmentation and have a soft body. They lack typical legs but have muscular foot for locomotion. Some have flexible tentacles that are helpful in sensing the environment.

Answer 10

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Answer 11

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Answer 12

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Answer 13

Ch. 33 - Prob. 1IQ Ch. 33 - Prob. 2IQ Ch. 33 - a. Describe the digestive system of a planarian....Ch. 33 - Prob. 4IQ Ch. 33 - Prob. 5IQ Ch. 33 - Compare the locomotion of an earthworm and that of...Ch. 33 - Prob. 7IQ Ch. 33 - Prob. 8IQ Ch. 33 - Prob. 9IQ Ch. 33 - Prob. 10IQ

Solution Summary: The author explains the three parts of the molluscan body plan: foot, mantle, and gills. The phylum Mollusca is the second large group among invertebrates.

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Chapter 33 Solutions