Opening and Closing of Stomata MCQs Quiz Worksheet PDF Download

Practice opening and closing of stomata MCQs in biology quiz for online learning test. Transport quiz questions has multiple choice questions (MCQ), opening and closing of stomata test to practice as during day, plants keep their. Answer key help with choices as stomata opens, stomata closed, phloem blocked and xylem blocked problem solving for competitive exam, viva prep, interview questions worksheets. Free biology revision notes to practice opening and closing of stomata quiz with MCQs to find questions answers based online learning tests.

MCQs on Opening and Closing of Stomata Quiz PDF Download

MCQ. During the day, the plants keep their

  1. stomata opens
  2. stomata closed
  3. phloem blocked
  4. xylem blocked

A

MCQ. The inner side of guard cells is

  1. rough
  2. straight
  3. concave
  4. convex

C

MCQ. The outer side of guard cells is

  1. concave
  2. convex
  3. rough
  4. none of the above

B

MCQ. The number of guard cells of stoma are

  1. ten
  2. two
  3. four
  4. eight

B

MCQ. The ions that flows back to guard cells from epidermal cells at the end of day are

  1. potassium ions
  2. magnesium ions
  3. phosphorus ions
  4. Sulphur ions

A