A.Getting rid of excess water from body
B.Maintaining body temperature at a constant level by losing heat
C.Elimination of nitrogenous waste matter
D.Elimination of excess of salts from the body
A.Melanin
B.Melanoid
C.Haemoglobin
D.Oxyhaemoglobin
A.Fighting enemies
B.Faster evaporation of sweat
C.Greater insulation for preservation of body heat
D.Greater perception of contact stimuli
A.Rises to 25?C
B.Rises to 30?C
C.Falls to 15?C
D.Remains unchanged
A.Strarum comeum
B.Stratum malpighi
C.Stratum lucidum
D.None of these
A.Decreased flow of blood into skin to increase heat transfer to it
B.Decreased flow of blood into skin to decrease heat transfer to it
C.Decreased flow of blood into skin to increase heat transfer from it
D.Increased flow of blood into skin to decrease heat transfer from it
A.Cold climate
B.Hot climate
C.Dangerous conditions
D.None of these
A.All vertebrates
B.All mammals
C.Placental mammals
D.Man and domestic animals
A.Same as that of surrounding
B.Normal because of temperature regulation by skin
C.Normal because of accumulation of fat prior to hibernation
D.Slightly higher than that of surroundings due to combined regulation by skin and fat
A.Blood is cool
B.Blood is hot
C.Constant body temperature is maintained
D.Body temperature veries with that of environment
