RRB NTPC GS Nature of Matter Mock Test
RRB NTPC & Group D Physics Free Mock Tests
Properties of Matters, Heat, Sound, Ray Optics, ElectroStatics, Current Electricity, Alternating Current and Electromagnetic Induction, Magnetism, Semiconductor Electronics
RRB NTPC & Group D Biology Free Mock Tests
Cells, Tissues, Plant Physiology, Human Physiology, Diversity in Living Organisms, Human Diseases, Plant Diseases, Biology in Human Welfare, Ecology & Environment Awareness
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