Digestion' word means
burning of food
oxidation of food
hydrolysis of food
oxidation of food
C.
hydrolysis of food
Digestion is a process in which non-diffusible foods are converted into diffusible foods with the help of digestive enzymes. Digestion is mostly carried out by the process of hydrolysis using water molecules for the cleavage. The enzymes which bring about digestion are called hydrolases.
If dorsal nerve of spinal cord is broken down then its effect is
no impulse is transmitted
impulse is transmitted but slowly
impulse is transmitted fast
no effect on impulse
Which of the following character is present essentialy in chordates
Ventral spinal chord
Dorsal heart
Pharyngeal gill slits
Blood flow in forward direction in ventral blood vessels
Class Crustacea differs from lnsecta in having
two pairs of antennae
jointed foot
chitinous cuticle
none of the above
Sigmoid notch is formed by
cavity formed by humerus
cavity formed by radius-ulna
cavity formed by tibia-fibula
cavity formed by femur