List of top Questions asked in CBSE Class X- 2026

Which of the following types of fire extinguishers should not be used to extinguish an electrical fire?

Arjun notices that his colleague frequently complains of neck pain and sore shoulders after long working hours. Which of the following is the most likely cause?

In ________ Data Model, the data is stored in the form of linked records, organized into a tree-like structure.

Which of the following best explains the use of a query in LibreOffice Base?

While forming a relationship between two tables in LibreOffice Base, the ________ of the common field must be ________.

In a database, a form is ________.

In Calc, which of the following types of hyperlink uses the complete location where the file to be linked is stored?

Which Calc feature allows multiple users to suggest edits while preserving the original data?

Which one of the following is the default function when a Consolidate dialog box opens in LibreOffice Calc?

Which of the following is the correct way to record a macro in LibreOffice Calc?

While reviewing a shared spreadsheet, Priya notices that some cells have been modified, but she’s unsure who made the changes. Which feature should she use to identify the editor?

Ravi is analysing monthly sales data in Calc. He wants to test how changing the discount rate affects total revenue. Which feature should he use to simulate different outcomes?

A ________ is a preset layout that helps to create professional and/or formal documents easily.

Which of the following image tools is used to change the image to black and white, grayscale or a watermark?

LibreOffice Writer supports up to ________ levels of headings.

Breaking down big goals into smaller parts will make the goals ________

Choose the option which is not a Sustainable Development Goal according to the United Nations.

What should a strong password consist of?

Define the term 'Time Management'.

(a) Why is bile juice considered to be very important for digestion, even though it doesn't contain any digestive enzymes?
(b) Name some substances present in initial filtrate and subsequently selectively reabsorbed in the tubules of nephron.

In the given figure, a circle is centred at \((1, 2)\). The diameter of the circle is

Why does an electric bulb become dim when an electric heater in parallel circuit is switched ON?

Assertion : The needle of a magnetic compass kept in strong external magnetic field, always aligns itself in north-south direction on the earth. Reason (R): Behaviour of the needle of a compass is same as that of a freely suspended bar magnet.

Which of the following advantages of DBMS ensures that changes in data are reflected across all tables?