Class 9 Biology e-Book's MCQs - Complete
Opening and Closing of Stomata MCQs App Download (Free) & e-Book - 282
Apps:
MCQ:
The outer side of guard cells is
- concave
- convex
- rough
- none of above
b
Class 9 Biology App & e-Book Tests PDF Download
Passage of Molecules and Cells MCQs
Role of Calcium and Iron MCQs
Problems Related to Nutrition MCQs
Microscope MCQs
Human Blood MCQs
Apoptosis and Necrosis MCQs
Kingdom Plantae MCQs
Limiting Factors of Photosynthesis MCQs
Pulmonary and Systemic Circulation MCQs
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9th Grade Biology MCQs eBook Download
10th Grade Biology Test Questions
- Sexual Reproduction in Animals MCQs: As a result of overpopulation, there is a loss of
- Human Receptors Quiz: Arab scientist Ibn al-Haithem is considered as father of
- Flow of Materials and Energy in Ecosystems Quiz: Process in which there is utilization of nitrates by organisms
- Respiratory Disorders Quiz: Respiratory disorder in which cells division takes place without any
- Muscles and Movements MCQs: End of muscle attached with some movable bone is called
Class 9 Biology Quiz with Answers
- Microorganisms App's MCQ: Microorganisms that prepares their food from water and carbon dioxide
- Biological Problems App's Quiz: If all organisms have cells, so human should have cell,
- Vitamin D App's Quiz: Disease in children which is caused by deficiency of vitamin
- Aerobic and Anaerobic Respiration App's Quiz: Coenzyme (FAD) stands for
- Cell Organelles App's Quiz: Mitochondria is place for