IGCSE O Level Biology Practice Test 3

Stomata and Functions Quiz Questions with Answers PDF Download - 3

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The Stomata and Functions Trivia Questions and Answers PDF (Stomata and Functions Quiz Answers PDF e-Book) download Ch. 13-3 to solve IGCSE O Level Biology Practice Tests. Learn Nutrition in Plants MCQ Questions PDF, Stomata and Functions Multiple Choice Questions (MCQ Quiz) to learn online IGCSE courses. The Stomata and Functions Trivia App Download: Free educational app for stomata and functions, red blood cells and haemoglobin, mode of action of heart, gastric juice, circulatory system test prep for colleges that offer online classes.

The Trivia MCQ: Guard cells of stoma are; "Stomata & Functions" App (iOS & Android) with answers: Convex in shape; Irregular in shape; Long and cylindrical in shape; Kidney-shaped; for colleges that offer online classes. Study Nutrition in Plants Questions and Answers, Google eBook to download free sample for online colleges for science.

Stomata & Functions Quiz with Answers PDF Download: MCQs 3

MCQ 11:

Guard cells of stoma are

irregular in shape
convex in shape
long and cylindrical in shape
kidney-shaped

MCQ 12:

Special kind of protein containing iron is called as

hormones
hemoglobin
fibrinogen
globulins

MCQ 13:

In the cardiac system, systole means

a "lub" sound
ventricular relaxation
closure of semilunar valves
a "dub" sound

MCQ 14:

The pH of succus entericus is

below 7
neutral
above 7
depending upon the type of food to be digested

MCQ 15:

Pulmonary veins carry

red oxygenated blood
bluish red deoxygenated blood
deoxygenated blood from heart to the lungs
oxygenated blood from lungs to heart

IGCSE O Level Biology Exam Prep Tests

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Stomata and Functions MCQs

Red Blood Cells and Haemoglobin MCQs

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