CBSE-CLASS-XII SERIES Biotechnology
Cell Biology
1 previous year questions.
Volume: 1 Ques
Yield: Medium
High-Yield Trend
1
2025 Chapter Questions 1 MCQs
01
PYQ 2025
medium
biotechnology ID: cbse-cla
Two statements are given โ one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer from the codes given below:
Assertion (A): Contact inhibition is absent in cancer cells.
Reason (R): Normal cells stop growing when they reach the walls of the container.
Assertion (A): Contact inhibition is absent in cancer cells.
Reason (R): Normal cells stop growing when they reach the walls of the container.
1
Both Assertion (A) and Reason (R) are true and the Reason (R) is the correct explanation of the Assertion (A).
2
Both Assertion (A) and Reason (R) are true, but the Reason (R) is not the correct explanation of the Assertion (A).
3
Assertion (A) is true, but Reason (R) is false.
4
Assertion (A) is false, but Reason (R) is true.
About Cell Biology - CBSE-CLASS-XII
Cell Biology is a vital chapter for CBSE-CLASS-XII aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.
By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.
Frequently Asked Questions
Why focus on Cell Biology PYQs?
Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.
How to best use this analysis?
Review the topic breakdown to see which sub-topics within Cell Biology carry the most weight. Then, tackle the questions iteratively to solidify your understanding.