CBSE-CLASS-XII SERIES
Biology

Drugs

7 previous year questions.

Volume: 7 Ques
Yield: Medium

High-Yield Trend

7
2024

Chapter Questions
7 MCQs

01
PYQ 2024
medium
biology ID: cbse-cla
(iii) Name the human body organ affected by the consumption of these drugs.
02
PYQ 2024
medium
biology ID: cbse-cla
(ii) How are such drugs consumed?
03
PYQ 2024
medium
biology ID: cbse-cla
(a) (i) Name the group of drugs whose skeletal molecule is shown below:
\begin{figure}[h!] \centering \includegraphics[width=0.5\linewidth]{Screenshot 20250115 143511.png} % Replace with the correct path to your image \caption{Drug} \label{Drug} \end{figure}
04
PYQ 2024
medium
biology ID: cbse-cla
Select the option that gives the correct identification of ovum, morula, and blastocyst in a human female reproduction system as shown in the following diagram: \textit{(Refer to the provided diagram.)}
1
Ovum – B, Morula – D, Blastocyst – F
2
Ovum – A, Morula – B, Blastocyst – G
3
Ovum – A, Morula – E, Blastocyst – G
4
Ovum – B, Morula – D, Blastocyst – G
05
PYQ 2024
medium
biology ID: cbse-cla

The linking of the antibiotic resistance gene with the plasmid vector of Salmonella typhimurium by Stanley Cohen and Herbert Boyer was made possible by the enzyme:

1
Taq polymerase
2
DNA ligase
3
Restriction endonuclease
4
β-galactosidase
06
PYQ 2024
medium
biology ID: cbse-cla
How are such drugs consumed?
07
PYQ 2024
medium
biology ID: cbse-cla
Name the group of drugs whose skeletal molecule is shown below:

About Drugs - CBSE-CLASS-XII

Drugs 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 Drugs 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 Drugs carry the most weight. Then, tackle the questions iteratively to solidify your understanding.