Class 9 Biology MCQs - Chapter 7
Introduction to Biology Multiple Choice Questions (MCQs) PDF Download - 1
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The Multiple Choice Question (MCQ): Considering elements of nature, the elements that make 99% of the 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 MCQs with Answers PDF Download: Quiz 1
Considering elements of nature, the elements that make 99% of the total mass present does not include
- hydrogen
- magnesium
- nitrogen
- oxygen
The changes in population occur due to change in
- biotic factors
- abiotic factors
- environmental factors
- none of above
Each organelle has a specified
- shape
- function
- size
- mass
Different organelles assemble to form a
- cell
- tissue
- molecules
- muscle
The type of cellular organization in which many organisms do not undergo cellular division is called
- unicellular
- multicellular
- colonial
- groups
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