Which of these is not associated with the movement of the toad, reptile or bird?
Which of these is not a part of the feather of a bird?
Which of these is not a function of the mammalian skin/
which of these elements in plants is required in small quantities only
A potometer was used to compare the rate of loss of the same volume of water from a plant under different environmental conditions as under a fan, at the sea shore, under the sun, in the airy laboratory and in cupboard. What time was likely to have been obtained in a cupboard?