Stomata and Functions Notes App | IGCSE O Level Biology Notes e-Book PDF
IGCSE O Level Biology MCQs (O Level) From Textbook

IGCSE O Level Biology Competitive Exam MCQs – Mock Test 3

Stomata and Functions Notes Questions with Answers PDF Download – Test 3

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Study Stomata and Functions Notes Questions and Answers PDF to improve academic outcomes. Download the Stomata and Functions Quiz Answers PDF e-Book, Ch. 13-3 to study IGCSE O Level Biology Practice Tests. Learn Nutrition in Plants MCQ Questions PDF, Stomata and Functions Multiple Choice Questions (MCQ Quiz) for biology virtual sessions. Download the Stomata and Functions Notes App: Free IGCSE O Level Biology Learning App to study stomata and functions, red blood cells and haemoglobin, mode of action of heart, gastric juice test prep to practice science questions.

Free "Stomata & Functions Notes" App Download (Android & iOS): Guard cells of stoma are; MCQ with answers: convex in shape, irregular in shape, kidney-shaped, and long and cylindrical in shape. Learn Nutrition in Plants Questions and Answers, Apple Book to download free chapter to improve academic outcomes.

Stomata & Functions MCQs – Mock Test 3 PDF Download

MCQ 11: Guard cells of stoma are:

  1. irregular in shape
  2. convex in shape
  3. long and cylindrical in shape
  4. kidney-shaped

MCQ 12: Special kind of protein containing iron is called as:

  1. hormones
  2. hemoglobin
  3. fibrinogen
  4. globulins

MCQ 13: In the cardiac system, systole means:

  1. a "lub" sound
  2. ventricular relaxation
  3. closure of semilunar valves
  4. a "dub" sound

MCQ 14: The pH of succus entericus is:

  1. below 7
  2. neutral
  3. above 7
  4. depending upon the type of food to be digested

MCQ 15: Pulmonary veins carry:

  1. red oxygenated blood
  2. bluish red deoxygenated blood
  3. deoxygenated blood from heart to the lungs
  4. oxygenated blood from lungs to heart

IGCSE O Level Biology Notes App & eBook – Stomata & Functions Competitive Exam

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