Class 9 Courses

Chapter 7: Class 9 Biology Exam Tests

Class 9 Biology MCQs - Chapter 7

Introduction to Biology Multiple Choice Questions (MCQs) PDF Download - 1

The Introduction to biology Multiple Choice Questions (MCQs) with Answers PDF, introduction to biology MCQs PDF Download e-Book Ch. 7-1 to study Grade 9 Biology Course. Learn Introduction to Biology Quiz Questions and Answers to learn online classes courses. The Introduction to Biology MCQs App Download: Free learning app for introduction to biology, levels of organization test prep for online degree programs.

The Multiple Choice Question (MCQ Quiz): Considering elements of nature, elements that make 99% of total mass present does not include; "Introduction to Biology" App Download (Free) with answers: Magnesium; Hydrogen; Nitrogen; Oxygen; to learn online classes courses. Solve Introduction to Biology MCQ Questions, download Google eBook (Free Sample) for online learning.

Introduction to Biology Questions & Answers PDF Download: MCQ Quiz 1

MCQ 1:

Considering elements of nature, the elements that make 99% of the total mass present does not include

  1. hydrogen
  2. magnesium
  3. nitrogen
  4. oxygen
MCQ 2:

The changes in population occur due to change in

  1. biotic factors
  2. abiotic factors
  3. environmental factors
  4. none of above
MCQ 3:

Each organelle has a specified

  1. shape
  2. function
  3. size
  4. mass
MCQ 4:

Different organelles assemble to form a

  1. cell
  2. tissue
  3. molecules
  4. muscle
MCQ 5:

The type of cellular organization in which many organisms do not undergo cellular division is called

  1. unicellular
  2. multicellular
  3. colonial
  4. groups

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Introduction to Biology App (Android & iOS)

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9th Grade Biology App (Android & iOS)

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College Biology App (Android & iOS)

College Biology App (Android & iOS)

SAT Biology App (Android & iOS)

SAT Biology App (iOS & Android)