Group D LEVEL 1 Previous Year Question 15/12/2025 Shift 1 Shift Common

What is the SI unit of pressure used in measuring gases?

What type of reaction is an acid-base reaction?

The sexual act is a very intimate connection of bodies and there are many diseases that can be transmitted sexually. Which of the following is caused by bacteria?

Which of the following is NOT correct about nervous tissue?

The fuse wire in electric circuits works on the principle of _______.

What is the transformation of a larva into an adult frog through drastic changes called?

Which of the following is human-made material and will NOT be broken down by the action of bacteria?

Which tissue is specialised for transmitting rapid electrical impulses that enable muscle movement?

\[ \text{Match the following: Products of Reaction of Metal Carbonates with Acids} \]

\[ \begin{array}{|c|c|} \hline \textbf{Column A (Reactants)} & \textbf{Column B (Products)} \\ \hline \text{A. Sodium carbonate + HCl} & \text{1. Forms white precipitate of CaCO}_3 \\ \hline \text{B. Calcium carbonate + H}_2\text{SO}_4 & \text{2. Calcium sulphate + CO}_2 + \text{H}_2\text{O} \\ \hline \text{C. Metal carbonate + Acid} & \text{3. Salt + Carbon dioxide + Water} \\ \hline \text{D. CO}_2 \text{ passed through lime water} & \text{4. Sodium chloride + CO}_2 + \text{H}_2\text{O} \\ \hline \end{array} \]

What is the main purpose of the 'enrichment of ores' process in metallurgy?