Question 9

A faster colour change of a dry cobalt chloride paper affixed to the lower surface of a leaf than the upper one indicate that ....

  • A.Sunlight slows down water loss from the upper surface
  • B.The lower surface of the leaves has more stomata
  • C.Sunlight causes the stomata on the upper surface to close
  • D.Stomata are not present on the upper surface of a leaf
Objective

Question details

Exam body
FUTA
Subject
Biology
Year
2010/2011
Question no.
#9
Type
Objective

More from this paper

See all Biology 2010/2011 questions