List of top Science Questions asked in UP Board X

ii) Write IUPAC names for the following compounds:
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(i) State Ohm's law. What will be the value of current and potential difference at the ends of each resistance in the given circuit?
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The technique of producing many plants from a single plant under infection-free condition is called—

Which of the following is an animal hormone?

Chlorophyll is important

Physical factor of ecosystem is:

Which of the following is top carnivore?

The bond in diatomic molecule of Nitrogen is:

Dialysis is related to:

Homologous series among the following is:

A six carbon molecule, Glucose is broken down into a three carbon molecule, Pyruvate. This process takes place:

Formula for Baking Soda is:

Unsaturated hydrocarbon from the following is:

Complete the following chemical equation:
\(\underline{\hspace{2cm}}\) + CO_2 \rightarrow \text{CaCO}_3 + \text{H}_2\text{O}

Chemical reaction:
\text{Fe(s) + CuSO}_4\text{(aq)} \rightarrow \text{FeSO}_4\text{(aq)} + \text{Cu(s)}
What type of reaction is this?

Match the physical quantities given in Column A with the units given in Column B and choose the correct option:
\[\begin{array}{|c|c|} \hline Column A & Column B \\ \hline \text{(1) Electrical resistivity} & \text{(i) Coulomb} \\ \hline \text{(2) Electric potential difference} & \text{(ii) Watt-hour} \\ \hline \text{(3) Electrical energy} & \text{(iii) Joule per coulomb} \\ \hline \text{(4) Electric charge} & \text{(iv) Ohm-meter} \\ \hline \end{array}\]