MP Board Class 12 Biology Important Questions, Practice Now

Biology is an important subject for students studying in MP Board Class 12, especially for those preparing for medical or life science careers. The subject includes topics related to human physiology, genetics, biotechnology, ecology, and reproduction. To perform well in the board exam, students must understand concepts clearly and practice descriptive answers and diagrams regularly. MP Board Class 12 Biology Important Questions play a key role in exam preparation. These questions are selected based on previous board exam trends, frequently asked topics, and important concepts from the MPBSE Biology syllabus.

MP Board Class 12 Biology Important Questions 

Some important questions are given below for practice and quick revision. These questions help students understand the exam pattern and important topics. To access the complete set of solved questions, you can download the PDF provided below.

Multiple Choice Questions (Q1–Q6)

Q1. “Golden rice” is a variety of rice that is rich in
(A) Iron
(B) β-carotene
(C) Lysine
(D) Vitamin C
Ans: (B) β-carotene

Q2. What is the age duration of adolescence?
(A) 0–11 years
(B) 12–18 years
(C) 19–45 years
(D) 45–70 years
Ans: (B) 12–18 years

Q3. Which part of the ovule is attached to the funicle?
(A) Micropyle
(B) Hilum
(C) Integuments
(D) Chalaza
Ans: (B) Hilum

Q4. The process of ovulation is induced by which hormone?
(A) LH
(B) TSH
(C) ACTH
(D) STH
Ans: (A) LH

Q5. How many parts are there in the transcription unit of DNA?
(A) Two parts
(B) Three parts
(C) Four parts
(D) Five parts
Ans: (B) Three parts

Q6. At what level is gene expression controlled?
(A) Transcription
(B) Translation
(C) DNA Replication
(D) Both (a) and (b)
Ans: (D) Both (a) and (b)

Fill in the Blanks (Q7–Q12)

Q7. DNA is a negatively charged molecule.

Q8. Cyclosporin-A is produced by the fungus Trichoderma polysporum.

Q9. Placental wolf and Tasmanian wolf are similar due to convergent evolution.

Q10. Physical, emotional, behavioural and social well-being refers to adolescent health.

Q11. When human “need” is turned to “greed”, it leads to overexploitation of natural resources.

Q12. If any protein-encoding gene is expressed in a heterologous host, it is called recombinant protein.

True / False (Q13–Q16)

Q13. Sunlight is the primary source of energy for most of the ecosystems.
Ans: True

Q14. Hibernation is overwintering in dormant state having high respiration by animals.
Ans: False

Q15. Lichen represent an intimate parasitic relationship between a fungus and a cyanobacteria.
Ans: False

Q16. Plants comprise more than 50 per cent of all recorded species worldwide.
Ans: False

MP Board Class 12 Biology Important Questions PDFs

Many students prefer studying through MP Board Class 12 Biology Important Questions PDF because it helps them organise their preparation chapter-wise. These PDFs usually include important theory questions, diagram-based questions, and long-answer questions commonly asked in the MPBSE board exams.

Practicing questions from each chapter helps students revise important topics efficiently and understand the pattern of questions that may appear in the exam. It also makes revision easier during the final days before the examination.

How to Use MP Board Class 12 Biology Important Questions for Exam Preparation?

Using MP Board Class 12 Biology Important Questions effectively can significantly improve exam preparation and help students score better marks in the board examination.

• Students should begin by revising the theory and important diagrams from each chapter of the Biology syllabus. Understanding concepts such as genetics, biotechnology, and ecology is essential before attempting the important questions.

• After revising the concepts, students should practice answering important questions from each chapter. Writing structured answers helps improve clarity and presentation during the exam.

• Students should also focus on practicing diagram-based questions, as they are commonly asked in Biology exams. Labelled diagrams and clear explanations often help in scoring additional marks.

• Regularly solving previous year question papers and revising important questions helps students identify commonly asked topics and strengthen their preparation.

• By practicing these questions consistently along with regular revision, students can improve conceptual clarity, reduce mistakes, and perform confidently in the MP Board Class 12 Biology exam.