CBSE-CLASS-XII SERIES
Biology

Genetic Disorders

3 previous year questions.

Volume: 3 Ques
Yield: Medium

High-Yield Trend

3
2024

Chapter Questions
3 MCQs

01
PYQ 2024
medium
biology ID: cbse-cla
A person with trisomy of the 21st chromosome shows:
(i) Furrowed tongue
(ii) Characteristic palm crease
(iii) Rudimentary ovaries
(iv) Gynaecomastia
Select the correct option from the choices given below:
1
(ii) and (iv)
2
(i), (ii), and (iv)
3
(ii) and (iii)
4
(i) and (ii)
02
PYQ 2024
medium
biology ID: cbse-cla
How has the use of \textit{Agrobacterium as vector helped in controlling \textit{Meloidogyne incognita} infestation in tobacco plants? Explain in correct sequence.}
03
PYQ 2024
medium
biology ID: cbse-cla

Name the mechanism of evolution that must have operated so that population-two evolved from population-one.

About Genetic Disorders - CBSE-CLASS-XII

Genetic Disorders 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

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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.

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Review the topic breakdown to see which sub-topics within Genetic Disorders carry the most weight. Then, tackle the questions iteratively to solidify your understanding.