Class 7 Science e-Book's MCQs - Complete
Science and Radioisotopes Quiz App Download (Free) & e-Book - 307
Apps:
MCQ:
The isotope of uranium (Uranium-238) contains
- 141 neutrons
- 142 neutrons
- 146 neutrons
- 149 neutrons
c
Class 7 Science App & e-Book Tests PDF Download
Refraction of Light MCQs
Electric Motors MCQs
Telescopes MCQs
Food Chains and Food Webs MCQs
Ionic Bonds MCQs
Electrical Circuits and Currents MCQs
Fuses and Circuit Breakers MCQs
Dependence of Living Things MCQs
Fresh Water MCQs
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7th Grade Science MCQs eBook Download
8th Grade Science Test Questions
- Weathering of Rocks Quiz: Water in freezing form may break rocks in to pieces
- Nutrients in Food Quiz: Vitamin E is important for
- Igneous Rocks Quiz: A crystalline or glassy rock formed when magma or lava
- Reflection of Light Quiz: Reflection obtained from a smooth surface is called a
- Respiration and Breathing MCQ: Ribs moves upwards and outwards when we
Class 7 Science Quiz with Answers
- Water Treatment App's MCQs: An addition of small dose of chlorine gas to filtered
- Radiation and Greenhouse Effect App's MCQ: If atmosphere doesn't act like greenhouse, temperature of earth would
- Mass Number and Isotopes App's Quiz: As neutrons have electrical charge, they do not effect
- Convex Lens App's MCQs: Convex lens
- Phloem and Xylem Importance App's Quiz: 'Phloem' is a vessel in plants which carries