Opening and Closing of Stomata MCQs Quiz Worksheet PDF Download

Learn opening and closing of stomata MCQs, biology test for online learning courses and test prep to practice. Transport multiple choice questions (MCQ), opening and closing of stomata quiz questions and answers for online science courses distance learning.

Biology practice test MCQ: during day, plants keep their with options stomata opens, stomata closed, phloem blocked and xylem blocked for online secondary school and high school courses preparation for final exams. Free biology revision notes to learn 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 day, plants keep their

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

A

MCQ: Inner side of guard cells is

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

C

MCQ: Outer side of guard cells is

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

B

MCQ: Number of guard cells of stoma are

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

B

MCQ: Ions that flows back to guard cells from epidermal cells at end of day are

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

A