If frog's brain is crushed, even then its leg moves on pinpointing. It is called
simple reflex
conditional reflex
neurotransmitter function
autonomic nerve condition
Which one of the following contains the largest quantity of extracellular material?
epithelial tissue
neural tissue
Striated muscle
Areolar tissue
Earthworms are economically important for man as these are used as
bait for catching fish
food of poultry
medicine for gout
All of the above
The centrum of eighth vertebra of frog is
procoelous
heterocoelous
amphicoelous
opisthocoelous
C.
amphicoelous
The centrum of 8 vertebrae of frog is amphicoelous, ie, concave at both ends. Its transverse processes are somewhat narrower, pointed and directed straight outwards. The neural spine is somewhat flattened and directed upwards.
Which of the following is a transparent tissue ?
Tendon
Fibrous cartilage
Hyaline cartilage
All of the above
Which one is uricotelic ?
Frog and toads
Lizards and birds/cockroach
Cattle, monkey and man
Molluscs and teleost fishes
Haemocoel is found in :
Hydra and Aurelia
Taenia and Ascaris
cockroach and Pila
Balanoglossus and Herdmania