CLASS-10 UP BOARD SCIENCE (824 IK) Previous Year Paper 2024 Instructions: 1️⃣ Click on Start Quiz 2️⃣ Answer 20 Questions 3️⃣ Click Submit 4️⃣ Get Score & Correct Answers 🎯 Practice + Patience = Perfection! 🎯 Name Email 1. The image of an object placed between the pole and the focus of a concave mirror is formed: Erect, virtual, small Erect, virtual, large Erect, real, large Erect, real, small None 2. Which lens is used in correcting the defect of long-sightedness (far-sightedness)? Concave lens Convex lens Bifocal lens None of these None 3. The magnification of the virtual image of an image of an object placed at a distance of 0.2 m from the lens is 0.5. The lens will be: A concave lens of focal length 1 m A concave lens of focal length 0.2 m A convex lens of focal length 0.1 m A convex lens of focal length 0.2 m None 4. When white light passes through a prism of glass, the colour of a light ray bent maximum towards the base of the prism is: Blue Red Green Violet None 5. Two wires of resistances $R_1$ and $R_2$ are joined in parallel. Their equivalent resistance will be: $(R_1 + R_2)$ $(R_1 × R_2)$ $ \begin{aligned} \frac{R_1 \times R_2}{R_1 + R_2} \end{aligned} $ $\begin{aligned} \frac{R_1 + R_2}{R_1 × R_2} \end{aligned}$ None 6. The filament in an electric bulb is made of: Nichrome Iron Tungsten Constantan None 7. The transformation in an electric cell is: Chemical energy to Electrical energy Electrical energy to Mechanical energy Mechanical energy to Electrical energy Electrical energy to Chemical energy None 8. In chemical reaction, $2 FeCl_3 + 2 H_2O + Y \longrightarrow{} 2 FeCl_2 + H_2SO_4 + 2 HCl, Y$ is: S H$_2$S SO$_2$ Cl$_2$ None 9. Which of the following is an acidic salt? NaCl NaHSO$_4$ Na$_2$SO$_4$ KCN None 10. Matte mainly consists of: FeS Cu$_2$S Cu$_2$S and FeS Cu$_2$S and Fe$_2$S$_3$ None 11. Complete the following chemical equation: ${\underline{\hspace{3cm}}} + PCl_5 \longrightarrow{} CH_3COCl + POCl_3 + HCl$ CH$_3$OH CH$_3$COOH C$_2$H$_5$OH CH$_3$CH$_2$COOH None 12. Amphoteric oxide is: Na$_2$O MgO Al$_2$O$_3$ P$_2$O$_5$ None 13. Chemical formula of propane is: CH$_4$ C$_3$H$_8$ C$_4$H$_{10}$ C$_2$H$_6$ None 14. Reproduction in Hydra occurs by: Budding Fission Fragmentation Vegetative propagation None 15. The process of breakdown of pyruvate takes place in: Cytoplasm Mitochondria Chloroplast Nucleus None 16. The kidneys in human beings are a part of which system? Nutrition Respiration Excretion Transportation None 17. Mendel got his primary education in: Temple School Gurukul Monastery None 18. Loop is placed in which part of female reproductive system? Ovary Oviduct Uterus Vagina None 19. Which of the following organ represents male reproductive organ in plants? Gynoecium Stamens Stigma Ovary None 20. Which of the following is/are called environment friendly practice(s)? Carrying cloth bags while going to market for keeping purchased items Switching off light and fans to avoid unnecessary consumption of energy Walking to school on foot instead of going by vehicle All of the above None 1 out of 20 Thanks for taking Quiz! If you need any help or you have any suggestions, please comment here. (Optional)