• 1. 
    The earthworm is placed under the group

  • Polychaeta
  • Hirudinea
  • Oligochaeta
  • Crustacea
  • 2. 
    The parasite found in the seminal vesicle of earthworms are

  • Nosema
  • Sarcocystis
  • Monocystis
  • Nyctotherus
  • 3. 
    The typhlosole in earthworm is related to

  • respiration
  • excretion
  • absorption
  • reproduction
  • 4. 
    Colour of the body in earthworms is due to the presence of

  • Haemoglobin
  • Blood
  • Porphyrin
  • Haemocyanin
  • 5. 
    Region of earthworm that is a forest of nephridia is

  • Pharyngeal region
  • Clitellar region
  • Typhlosolar region
  • Intestinal region
  • 6. 
    Chloragogen cells are found in

  • Blood of earthworm
  • The coelomic fluid of the earthworm
  • Blood of cockroach
  • The body wall of leucosolenia
  • 7. 
    This animal does not show any metamorphosis of larval stage

  • Asteria
  • Musca domestica
  • Pheretima Posthuma
  • Butterfly
  • 8. 
    The most effective organ for food digestion in earthworm is

  • Mouth
  • Buccal cavity
  • Pharynx
  • Stomach
  • 9. 
    The typhlosole found in Pheretima occurs in

  • Stomach
  • Intestine
  • Oesophagus
  • Gizzard
  • 10. 
    In earthworm, the mouth is located on

  • Stomium
  • Peristomium
  • Prostomium
  • Protostomium
Report Question
warning
access_time
  Time