Metamerism is found in:
A.Hydra
B.Earthworm
C.Pila
D.None of these
A.Hydra
B.Earthworm
C.Pila
D.None of these
A.14
B.15
C.16
D.None of these
A.Secrete enzymes
B.Secrete mucus
C.Increase area of intestine
D.None of these
A.Lungs
B.Gills
C.Buccal chamber
D.Skin
A.1 ?3
B.3 ?5
C.5 ?7
D.None of these
A.Extensive
B.Absent
C.Reduced due to botryoidal tissue
D.None of these types but of different nature
A.Mixing enzyme with food
B.Absorption of food
C.Grinding of food
D.Storage of food
A.100 – 120
B.40 – 50
C.200 – 300
D.None of these
A.Grinding of food
B.Picking up food material in feeding
C.Absorbs food
D.Secretes enzymes
A.Mucus secreted by epidermis
B.Segmentation of body
C.Rhythmic contractions of body segments
D.Setae only