7th Class Science Full Book Online Test 03
freezing-of-water-is-an-example-of-a_-_physical-change,fuel-that-we-use-to-run-vehicles-known-as_-_hydrocarbons,grassland-areas-receive-amount-of-rain_-_a-medium,heat-from-the-sun-reaches-the-earth-requiring_-_no-medium,heat-from-the-sun-reaches-the-earths-surface-by_-_radiation,heat-is-a-form-of_-_energy,hydrogen-atom-has_-_one-shell,in-help-us-to-distinguish-a-soft-sound-from-a-loud-sound-of-the-same-frequency_-_loudness,in-order-to-have-total-internal-reflection-the-ray-of-light-should-travel-from_-_denser-to-rare-medium,in-parallel-circuit-2-c-path-for-the-flow-of-current-is_-_many,isotopes-are-found-because-atoms-of-the-same-element-can-have-different-number-of_-_neutrons,it-attracts-insects-and-other-animals-for-pollination_-_petals,which-produces-juice-for-the-final-digestion-of-proteins-2-c-fats-and-carbohydrates-3-f_-_pancreas
Questions | 13 |
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Available | Always |
Pass rate | 45 % |
Backwards navigation | Allowed |