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Structural Organisation in Animals

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Advanced Zoology

Animal Kingdom
Structural Organisation in Animals
Digestion and Absorption
Breathing and Exchange of Gases
Body Fluids and Circulation
Excretory Products and their Elimination
Locomotion and Movement
Neural Control and Coordination
Chemical Coordination and Integration
Human Reproduction
Human Health and Disease
Biotechnology Principles and Processes
Biomolecules (Zoology)
Evolution (Zoology)
Biotechnology and its Applications
Reproductive Health
  1. Which one of the following structures in Pheretima is correctly matched with its function?
    1. Clitellum - secretes cocoon
    2. Gizzard - absorbs digested food
    3. Setae- defence against predators
    4. Typhlosole - storage of extra nutrients
Correct Option: A

Clitellum - secretes cocoon during breading season of earthworm. Gizzard is used for- grinding of food particles. Setae help in locomotion. Typhlosole increases the absorption area in intestine.


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