NCERT 8th Class (CBSE) Science: Pollution of Water and Air – Quiz 23 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Pollution of Water and Air – Quiz: Water is renewed continuously in nature through the water cycle. Water containing harmful impurities is said to be polluted. Pollution occurs …
Read More »NCERT 8th Class (CBSE) Science: Chemical Effects of Electric Current – Quiz
NCERT 8th Class (CBSE) Science: Chemical Effects of Electric Current – Quiz 23 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Chemical Effects of Electric Current – Quiz: The flow of electrons constitutes an electric current. Conventional current flows from positive to negative terminal; electronic current lows from negative …
Read More »NCERT 8th Class (CBSE) Science: The Universe – Quiz
NCERT 8th Class (CBSE) Science: The Universe – Quiz 26 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: The Universe – Quiz: The universe comprises everything that exists, which includes stars, planets, moons, other celestial objects, everything that exists on these celestial objects, as well as the vast empty …
Read More »NCERT 8th Class (CBSE) Science: Refraction and Dispersion of Light – Quiz
NCERT 8th Class (CBSE) Science: Refraction and Dispersion of Light – Quiz 20 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Refraction and Dispersion of Light – Quiz: The bending of light as it passes from one transparent medium to another is called refraction. It occurs because light travels at …
Read More »NCERT 8th Class (CBSE) Science: Light – Quiz
NCERT 8th Class (CBSE) Science: Light – Quiz 26 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Light – Quiz: When a beam of light falls on a smooth surface it gets reflected in one direction. This is called regular reflection. When a beam of light falls on …
Read More »NCERT 8th Class (CBSE) Science: Some Natural Phenomena – Quiz
NCERT 8th Class (CBSE) Science: Some Natural Phenomena – Quiz 28 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Some Natural Phenomena – Quiz: Static electricity consists of electrical charges that do not flow. There are two kinds of charges – positive and negative. When two bodies are rubbed together, …
Read More »NCERT 8th Class (CBSE) Science: Sound – Quiz
NCERT 8th Class (CBSE) Science: Sound – Quiz 26 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Sound – Quiz: Sound is produced by rapid to and fro movements, called vibrations. The maximum distance to which an oscillating or vibrating object moves from its central position is called amplitude. …
Read More »NCERT 8th Class (CBSE) Science: Conservation of Plants and Animals – Quiz
NCERT 8th Class (CBSE) Science: Conservation of Plants and Animals – Quiz 22 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Conservation of Plants and Animals – Quiz: Ecosystem consists of all the plants, animals and microorganisms in an area, along with all the non-living components, such as climate, …
Read More »NCERT 8th Class (CBSE) Science: Combustion and Flame – Quiz
NCERT 8th Class (CBSE) Science: Combustion and Flame – Quiz 32 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Combustion and Flame – Quiz: Combustion is the process in which a substance burns in air or oxygen to produce heat and light. When a hydrocarbon fuel is burnt in …
Read More »NCERT 8th Class (CBSE) Science: Coal and Petroleum – Quiz
NCERT 8th Class (CBSE) Science: Coal and Petroleum – Quiz 22 Multiple Choice Questions related to NCERT 8th Class (CBSE) Science: Coal and Petroleum – Quiz: Material found on the earth that allow the existence of life and satisfy the needs of living organisms are called natural resources. Renewable resources are …
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