Biology NCERT Line-by-Line Questions for NEET 2026

Download NCERT Biology Line‑by‑Line Questions PDF for NEET 2026

NEET 2026 aspirants can access a PDF of NCERT Biology line-by-line questions covering both class 11 and class 12 chapters. The PDF includes MCQs, statement-based questions, and important biology diagram-based practice directly aligned with NCERT textbooks. Downloading the NCERT Biology question bank helps in quick revision and error-free NEET 2026 preparations. It covers NEET Biology important questions with solutions that are NCERT-based.

NEET 2026 aspirants who are well-prepared by practising MCQs can score 330+ in Biology.

NCERT Line‑by‑Line Questions for NEET 2026 (Class 11 & Class 12 Biology)

The NEET biology preparation includes Class 11 NCERT Biology chapters covering Diversity of Living Organisms, Cell Biology, Plant Physiology and Human Physiology. The Class 12 NCERT Biology chapters include Genetics, Evolution, Reproduction, Biotechnology, and Ecology. So practising NCERT line‑by‑line questions from both classes provides complete syllabus coverage and boosts accuracy in NEET 2026 Biology.

Here are some NCERT Biology Line‑by‑Line Questions for NEET 2026:

Q1.

Consider the following statements regarding human reproduction:

I. Fertilisation occurs in the ampullary region of the fallopian tube
II. Cleavage starts after implantation
III. Zygote undergoes mitotic divisions

(1) I and III only
(2) II and III only
(3) I and II only
(4) I, II and III

Correct Answer: (1)

Explanation: Cleavage starts before implantation.

Q2.

Which of the following is the highest taxon in the taxonomic hierarchy, and which is the most specific? Also, what is the correct ascending order of taxonomic categories?

(a) Kingdom highest, Species most specific; Species → Genus → Family → Order → Class → Phylum → Kingdom
(b) Species highest, Kingdom most specific; Kingdom → Phylum → Class → Order → Family → Genus → Species
(c) Kingdom highest, Genus most specific; Genus → Species → Family → Order → Class → Phylum → Kingdom
(d) Phylum highest, Species most specific; Species → Family → Genus → Order → Class → Kingdom → Phylum

Correct Answer: (a)

Explanation: Kingdom is the highest, and Species is the most specific; the correct ascending hierarchy is followed.

Q3.

In the Five Kingdom classification by Whittaker, the kingdom Monera includes organisms that are prokaryotic. Which of the following is NOT a feature of Monerans?

(a) Absence of a membrane-bound nucleus
(b) The cell wall is present in all
(c) Mode of nutrition can be autotrophic or heterotrophic
(d) They reproduce only sexually

Correct Answer: (d)

Explanation: Monerans reproduce mainly asexually (binary fission).

Q4. What is true for both (a) and (b)?

(a) RNA is the genetic material
(b) Capability to infect bacteria
(c) Being obligate endoparasites
(d) Can be killed by antibiotics

Correct Answer: (c)

Explanation: Both are obligate parasites; antibiotics do not affect viruses.

Q5. Mycorrhiza is an example of which type of symbiotic association? Also, which fungi are involved, and what do they provide to the host plant?

(a) Parasitism; fungi take nutrients from plants
(b) Commensalism; fungi are unaffected
(c) Mutualism; fungi provide water and minerals
(d) Predation; fungi kill plant cells

Correct Answer: (c)

Explanation: Fungi absorb water & minerals (especially phosphorus); plants provide food.

Why NCERT Biology is Essential for NEET 2026 Preparation

Aspirants need a structured NEET 2026 study plan to cover the whole syllabus effectively multiple times. Nearly 90% of NEET Biology questions are directly NCERT-based. Line-by-line practice helps aspirants to master concepts, definitions, and factual details that cover the most repeated questions in NEET exam. This will help in analysing important NEET biology questions that are directly line-by-line based. NCERT Biology is considered the most authentic source for NEET study material and helps in scoring a higher AIR.

How to Solve NCERT Line‑by‑Line Questions Effectively for NEET 2026

• Start chapter-wise Biology MCQs practice from class 11 and class 12.

• Focus on the NCERT Biology diagrams and concepts to ace the questions based on them.

• To test the conceptual clarity of the NEET biology syllabus, use assertion-reason and statement-based MCQs.

• Revise according to Biology high-weightage chapters like Genetics, Ecology, Reproduction, and Physiology multiple times.

• Attempt the Biology mock test and previous year papers with these NCERT MCQs.

• Also, follow a structured revision strategy to cover the whole syllabus efficiently.

Benefits of Practising NCERT Line‑by‑Line MCQs for NEET Biology

• It covers complete syllabus coverage with MCQ practice based on the NEET 2026 exam pattern.

• Improve speed and accuracy by solving Biology MCQs. This will help in NEET 2026 exam day strategy preparation.

• Builds confidence in diagram-based and assertion reason question through regular practice.

• It also helps in NEET 2026 last-minute preparation by covering important concepts.