Class 9 Online Courses

Class 9 biology Practice Tests


Class 9 Biology Online Tests

Role of Calcium and Iron MCQ Quiz Online PDF Download

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Class 9 Biology MCQs: Role of Calcium and Iron Quiz Questions PDF Download

MCQ: The iron is a component of myoglobin in

A) white blood cells
B) muscle cells
C) ligament cells
D) red blood cells

MCQ: The iron is component of hemoglobin in

A) red blood cells
B) white blood cells
C) muscle cells
D) ligament cells

MCQ: The disease anemia is caused by a deficiency of

A) phosphorus
B) magnesium
C) iron
D) calcium

MCQ: The essential element for the maintenance and development of teeth and bones is

A) ethyl oxide
B) methyl alcohol
C) calcium
D) acetyl

MCQ: The sources of calcium include

A) cabbage and nuts
B) milk and beans
C) cheese and egg yolk
D) all of above

Practice Tests: Class 9 Biology Exam Prep

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