Class 10th science test paper

Class 10 Science Test Paper Time: 1 Hour Maximum Marks: 25 Section A – Multiple Choice Questions (1 × 5 = 5 Marks) 1. Which process is responsible for the release of energy from glucose in cells? 2. Which part of the human eye controls the amount of light entering the eye? 3. Which gas is released during photosynthesis? 4. Which law explains the relationship between current, voltage, and resistance? 5. Which endocrine gland is known as the "master gland" of the human body? Section B – Very Short Answer Questions (2 × 5 = 10 Marks) 6. State any two differences between aerobic respiration and anaerobic respiration. 7. Define reflex action. Give one example. 8. What is the function of the placenta during pregnancy? 9. State any two properties of magnetic field lines. 10. Why are electric fuses used in household circuits? Section C – Short Answer Questions (3 × 2 = 6 Marks) 11. Explain the process of photosynthesis. Mention the conditions necessary for it to occur. 12. Describe the structure and working of a domestic electric circuit. Name the safety devices used. Section D – Long Answer Question (4 Marks) 13. Explain the process of human digestion, starting from the mouth and ending in the small intestine. Mention the role of the major digestive organs and digestive juices involved. Instructions: - Attempt all questions. - Draw neat, labelled diagrams wherever required. - Write answers in clear and complete sentences. - Show all necessary steps in explanation-based questions.