Class 9 Online Courses

Class 9 biology Practice Tests

Class 9 Biology Online Tests

Opening and Closing of Stomata Multiple Choice Questions (MCQ) PDF Download

The e-Book Opening and closing of stomata Multiple Choice Questions (MCQ Quiz) with answers, opening and closing of stomata MCQs PDF download to learn online 9th grade biology certificate courses. Solve Transport Multiple Choice Questions and Answers (MCQs), Opening and Closing of Stomata quiz answers PDF to study online certification courses. The Opening and Closing of Stomata MCQ App Download: Free learning app for blood groups, arterial system, transport: transpiration, human heart test prep for online classes.

The MCQ: During the day, the plants keep their, "Opening and Closing of Stomata" App Download (Free) with answers stomata opens, stomata closed, phloem blocked and xylem blocked to study online certification courses. Solve transport quiz questions, download Google eBook (Free Sample) for online school and college.

Opening and Closing of Stomata MCQs: Questions and Answers PDF Download

MCQ 1: During the day, the plants keep their

A) stomata opens
B) stomata closed
C) phloem blocked
D) xylem blocked

MCQ 2: The inner side of guard cells is

A) rough
B) straight
C) concave
D) convex

MCQ 3: The outer side of guard cells is

A) concave
B) convex
C) rough
D) none of above

MCQ 4: The number of guard cells of the stoma is

A) ten
B) two
C) four
D) eight

MCQ 5: The ions that flow back to guard cells, from epidermal cells at the end of the day are

A) potassium ions
B) magnesium ions
C) phosphorus ions
D) Sulphur ions

Class 9 Biology Practice Tests

Opening and Closing of Stomata Learning App & Free Study Apps

Download Opening and Closing of Stomata MCQs App to learn 9th Grade Biology MCQs, A level Biology Quiz App, and Molecular Biology MCQ App (Android & iOS). The free "Opening and Closing of Stomata MCQs" App includes complete analytics of history with interactive assessments. Download Play Store & App Store learning Apps & enjoy 100% functionality with subscriptions!

9th Grade Biology App (Android & iOS)

ALL-in-ONE Learning App (Android & iOS)

9th Grade Biology App (Android & iOS)

9th Grade Biology App (Android & iOS)

A level Biology App (Android & iOS)

A level Biology App (Android & iOS)

Molecular Biology App (Android & iOS)

Molecular Biology App (Android & iOS)