MCQ on Chemical Reaction and Equation

MCQ on Chemical Reaction and Equation 1- Whenever a chemical change occurs, a chemical ………….. has taken place. (A) Reaction (B) Friction (C) Equation (D) Temperature   2- When a magnesium ribbon burns with a dazzling white fame and changes into a white powder. This white powder is ………………… (A) Magnesium oxide (B) Magnesium reaction […]

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MCQ on Sources of Energy

MCQ on Sources of Energy 1- When a plate id drop from a height then the …………………energy of the plate is converted to sound energy when it hits the ground. (A) Potential (B) Chemical (C) Electrical (D) All of the above   2- When we light the candle, the ……………energy in the wax is converted […]

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MCQ on Our Environment

Science MCQ on Our Environment:   1- All interacting organisms in an area together with the non-living constituents of the environment form an…………….. (A) Ecosystem (B) Environment (C) Carbon (D) None of the above   2- What is/are the abiotic components in ecosystem? (A) Soil (B) Wind (C) Rainfall (D) All of the above   […]

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MCQ on Management of Natural Resources:

MCQ on Management of Natural Resources: 1- Ganga action plan is multipurpose project came in ……………….because the quality of the water in the Ganga was very poor. (A) 1885 (B) 1886 (C) 1887 (D) 1888   2- …………………is a group of bacteria, found in human intestine whose presence in water indicates contamination by disease-causing microorganisms. […]

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