Respiration in animals

1. EMMANUEL COLLEGE OF B.Ed TRAINING
VAZHICHAL,KUDAPPANAMOOD
2014-2015
SRUTHI S KUMAR
NATURAL SCIENCE
CANDIDATE CODE:18114361014

2. RESPIRATION IN ANIMALS

3. AMOEBA
• Amoeba cell membrane
itself acts as the respiratory
surface.
• Oxygen enters and carbon
dioxide exit through this
membrane.

4. FROG
• Gas exchange in frogs takes
place through:
Cutaneous
respiration(skin)
Pulmonary
respiration(lungs)
Buccopharyngeal
respiration( mouth and
lining of pharynx)

5. FISH
• Water flows over gills as fish opens mouth
and swims
• Water flows opposite direction of blood
flow
• Oxygen diffuses from the water into the
blood
• Gills are made of thousands of gill
filaments
• Gills are covered by the operculum

6. EARTHWORM
• Skin is the respiratory organ
of earthworm.
• Oxygen from the
atmosphere diffuses into
the blood
• Carbon dioxide from the
blood diffuses out to the
atmosphere through the
moist skin