List of top Questions asked in WBBSE XII- 2026

The basic unit of life is —
DNA is mainly located in the —
Photosynthesis occurs in —
Which hormone regulates blood sugar level?
The process by which plants lose water vapor is called —
Explain the process of photosynthesis with the help of a diagram.
Write the differences between mitosis and meiosis.
Describe the structure and functions of the human heart.
Explain the role of hormones in the human body with examples.
Describe the structure and functions of the cell membrane.

Costing is mainly concerned with _ _ _ _
 

Fixed cost is a cost that _ _ _ _
 

GST stands for _ _ _ _
 

Income tax is a _ _ _ _
Distinguish between fixed cost and variable cost.
What is GST? Explain its features and advantages.
Explain the concept of direct tax and indirect tax with examples.
Prepare a simple format of a cost sheet and explain its components.
Define cost. Explain the elements of cost with examples.
Which of the following is a direct cost?
What are the key provisions of the Indian IT Act 2000 regarding cyber crimes?
Define Ransomware and suggest two methods to prevent such attacks.
What is the difference between a Denial of Service (DoS) and a Distributed Denial of Service (DDoS) attack?
Define SQL Injection and how it affects database security.
What is Social Engineering, and why is it considered a non-technical threat?