Class 7 Science e-Book's MCQs - Complete
Water Treatment MCQs App & e-Book Download - 5
Apps:
MCQ:
Fluoride is also added to water, which helps in preventing
- infection
- sickness
- fever
- tooth decay
d
Class 7 Science App & e-Book Tests PDF Download
Refractive Index MCQs
Chemical Effect of Electric Current MCQs
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
Water Treatment Learning App: Free Download Android & iOS
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7th Grade Science MCQs eBook Download
8th Grade Science Test Questions
- Habitat Population and Community Quiz: Vultures and Hyenas are
- How are Rocks Made Quiz: Rocks are made up of
- 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
Class 7 Science Quiz with Answers
- Refractive Index App's Quiz: Refractive index of water is
- Chemical Effect of Electric Current App's Quiz: Steel cans are made of
- Refraction of Light App's MCQs: If light enters any substance with refractive index, it is
- Chemical Effect of Electric Current App's Quiz: Pure piece of metal which is used to be plated,
- Electric Motors App's Quiz: To make coil keep rotating, current is reversed after every