NEET Biology MCQs 2026 – Chapter-Wise Questions with Answers PDF

NEET Biology MCQs play an important role in strengthening preparation for the NEET 2026 exam. As the NEET examination approaches, aspirants must focus on regular practice and concept-based revision to improve accuracy and time management. Solving MCQs helps in identifying weak areas and understanding the pattern of questions asked in the exam.

To support effective revision, we have compiled chapter-wise NEET Biology MCQs based on NCERT Class 11 and Class 12. These question sets are designed for quick revision, timed practice, and self-assessment, helping students evaluate their level of preparation.

Aspirants can download chapter-wise NEET Biology MCQ questions with answers in PDF format for free. The sets are available in English, Hindi, and Gujarati for wider accessibility. All questions are prepared according to the NEET syllabus and exam pattern to help students strengthen conceptual clarity, improve speed, and build confidence before the examination.

Also Check:

• NEET 2025 Marks vs Rank

• NEET 2025 Question Paper

• NEET 2025 Answer Key

NEET Biology Chapter-Wise MCQs with Answers PDF (Free Download)

Below is the complete list of important NEET Biology MCQs arranged chapter-wise from NCERT Class 11 and Class 12. Aspirants can practice each chapter systematically to strengthen conceptual clarity, improve problem-solving skills, and enhance speed and accuracy for the NEET exam.

Class 11 Chapters:

• Diversity in Living World

• Structural Organisation in Animals & Plants

• Cell Structure & Function

• Plant Physiology

• Biomolecules

• Ecology & Environment

Class 12 Chapters:

• Reproduction

• Genetics & Evolution

• Human Physiology

• Biotechnology & Applications

• Ecology

• Human Health & Disease

NEET 2025 Paper Analysis

NEET Biology MCQs PDF Free Download (English & Hindi)

NEET Biology MCQ PDFs are available in English and Hindi formats. Download the chapter-wise PDFs below for offline practice. All PDFs follow the NCERT syllabus and include answers and explanations.

Enroll now to the PW NEET Class 11, 12 and Droppres Batch to prepare fo the NEET Exam

NCERT-Based Biology MCQs for NEET 2026

All MCQs provided here are NCERT-based and follow the NEET question pattern. Practicing NCERT-aligned MCQs increases accuracy and ensures clarity of concepts.

Example: Which of the following occurs in meiosis but not in mitosis?
A) DNA replication
B) Crossing over
C) Cytokinesis
D) Chromosome condensation
Answer: B — Crossing over happens only in meiosis I.

Practice MCQ Questions for NEET Biology Chapter-Wise

Practice these quick MCQs to test your concepts. Attempt them under timed conditions.

Sample MCQs

Q1. Which organelle is the site of oxidative phosphorylation?
A) Nucleus
B) Mitochondrion
C) Golgi apparatus
D) Lysosome
Answer: B — Mitochondrion.

Q2. In plants, which tissue is responsible for water transport?
A) Phloem
B) Xylem
C) Collenchyma
D) Sclerenchyma
Answer: B — Xylem.

Q3. Which hormone controls the uptake of calcium in bones?
A) Insulin
B) Calcitonin
C) Parathormone
D) Thyroxine
Answer: C — Parathormone (PTH) increases blood calcium levels by acting on bones and kidneys.

Q4. Which of the following is a structural lipid?
A) Phospholipid
B) Glucose
C) Collagen
D) Glycogen
Answer: A — Phospholipid.

Q5. Which process directly contributes to soil formation?
A) Photosynthesis
B) Weathering of rocks
C) Respiration
D) Transpiration
Answer: B — Weathering of rocks.

NEET Biology MCQs Book & DPPs (By PW)

PW offers topic-wise MCQ books, DPPs, and question banks prepared by expert faculties. Students can download these resources from the PW app or website.

Click Here to Download the Free Study Material for NEET Exam

NEET MCQ Questions with Answers (Practice Online)

Practice online with timed MCQs and instant solutions. Below are 3 quick practice questions with answers and short explanations.

3 sample online practice MCQs:

Q. Which blood group is considered universal donor?
A) A
B) B
C) O negative
D) AB positive
Answer: C — O negative (no A/B antigens and Rh-negative).

Q. The primary site of digestion of protein in human is:
A) Mouth
B) Stomach
C) Small intestine
D) Large intestine
Answer: B — Stomach (pepsinogen → pepsin starts protein digestion).

Q. Which of the following exhibits alternation of generations?
A) Bacteria
B) Fungi
C) Mosses
D) Protozoa
Answer: C — Mosses (alternation of gametophyte and sporophyte generations).

NEET Biology Previous Year Questions (PYQ)

Practicing previous-year NEET Biology questions helps you identify frequently tested topics and question styles. Download and practice the NEET 2025 Biology Question Paper and earlier papers from the archive for targeted revision.

NEET Biology MCQs Important Topics

Candidates preparing for the NEET Biology MCQs have to prepare some topics to maximise their marks in the exam. The whole NEET syllabus for the Biology section is divided into three sections namely, most important, moderately important, and less important. The candidates are advised to go through the list of the important topics for before commencing their preparations for Biology MCQs for NEET.

Note: These topics are based on past NEET trends and question frequency.

NEET 2025 Syllabus

NEET Biology MCQs Topic Wise Weightage

The NEET 2026 examination will be conducted by the designated testing agency for this academic session. Aspirants preparing through NEET Biology MCQs should align their practice with the topic-wise weightage of the syllabus to ensure focused and strategic preparation.

Understanding the NEET Biology topic-wise weightage is important because it helps students identify chapters that carry comparatively higher question distribution. By prioritizing such topics, aspirants can allocate their study time more effectively and avoid spending excessive time on low-weightage areas.

Following a weightage-based preparation strategy also improves revision efficiency and supports better time management during the exam. When students practice MCQs according to chapter importance, they become more familiar with frequently tested concepts in both Botany and Zoology.

The table below provides an overview of the topic-wise weightage of Biology MCQs for NEET 2026, helping aspirants plan their preparation in a more structured and exam-oriented manner.