📘 Study MCQs Q1. What is the main driving force for the transport of water in plants? A. Root pressure only B. Transpiration pull created by loss of water vapor from leaves C. Diffusion of carbon dioxide into leaves D. Pumping action of the heart in plants AnswerB. Transpiration pull created by loss of water […]
📘 Study MCQs Q1. What happens when copper powder is heated in air? CBSE 2026 A. It melts. B. It turns white. C. Its surface gets coated with black copper(II) oxide. D. It evaporates. AnswerC. Its surface gets coated with black copper(II) oxide.Details When copper powder is heated in the presence of air (oxygen), it
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📘 Study MCQs Q1. Corrosion causes damage to: A. Railings B. All of these C. Car bodies D. Bridges AnswerB. All of theseDetails CloseCorrosion is the gradual destruction of metals by chemical reactions with their environment, usually involving oxygen, moisture, or acids. It affects all metal structures exposed to these elements. Railings, car bodies, and
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📘 Study MCQs Q1. The primary function of red blood cells is to: NEET A. Fight infection B. Transport oxygen C. Clot blood D. Produce antibodies AnswerB. Transport oxygenDetails Red blood cells contain hemoglobin, a protein that binds to oxygen in the lungs and releases it to tissues throughout the body. Q2. Which of the
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Coal And Petroleum Read More »
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Coal And Petroloeum Read More »
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