NEET Biology Notes PDF 2027 | Class 11 & 12

NEET Biology Notes - Principles of Inheritance and Variation Class 12 Biology - Chapter 5 The Principles of Inheritance and Variation 50 NEET 2027 Level MCQs | NCERT + PYQ Based 📘 SECTION A: NCERT BASED MCQs - Q1 to Q30 Q1 In which plant group are seeds naked? a) Angiosperms b) Gymnosperms c) Pteridophytes d) Bryophytes Ans: b) Gymnosperms - Gymnos means naked. Seeds not enclosed in fruit. Q1 Mendel selected pea plant because a) Short life cycle b) Many contrasting characters c) Self pollination d) All of these Ans: d - All reasons. Q2 The dominant phase in the life cycle of a bryophyte is: a) Sporophyte b) Gametophyte c) Both equal d) None Ans: b) Gametophyte - Bryophytes gametophyte dominant. Q3 Number of contrasting characters studied by Mendel a) 5 b) 7 c) 8 d) 10 Ans: b) 7 Q4 Phenotypic ratio of monohybrid cross in F2 a) 1:1 b) 3:1 c) 9:3:3:1 d) 1:2:1 Ans: b) 3:1 Q5 Law of segregation is also called a) Law of purity of gametes b) Law o...

Class 11 Biology Chapter 4 The Animal Kingdom 50 NEET 2027 Level MCQs | NCERT + PYQ Based 📘 SECTION A: NCERT BASED MCQs - Q1 to Q30 Q1 Which phylum is characterized by presence of water vascular system? a) Porifera b) Coelenterata c) Echinodermata d) Annelida Q2 Notochord is present in which animals? a) Chordates b) Non-chordates c) Both d) None Q3 Which animal shows radial symmetry in adult stage? a) Tapeworm b) Starfish c) Earthworm d) Cockroach Q4 Cnidoblasts are present in? a) Porifera b) Coelenterata c) Platyhelminthes d) Aschelminthes Q5 Flatworms belong to phylum? a) Nematoda b) Platyhelminthes c) Annelida d) Arthropoda Q6 Pseudocoelom is present in? a) Aschelminthes b) Annelida c) Mollusca d) Echinodermata Q7 Jointed appendages are characteristic of? a) Mollusca b) Arthropoda c) Annelida d) Echinodermata Q8 Sea urchin belongs to? a) Hemichordata b) Echinodermata c) Chordata d) Arthropoda Q9 Which is not a chordate character? a) Notoc...

Class 11 Biology - Chapter 3 The Plant Kingdom 50 NEET 2027 Level MCQs | NCERT + PYQ Based 📘 SECTION A: NCERT BASED MCQs - Q1 to Q30 Q1 In which plant group are seeds naked? a) Angiosperms b) Gymnosperms c) Pteridophytes d) Bryophytes Q2 The dominant phase in the life cycle of a bryophyte is: a) Sporophyte b) Gametophyte c) Both equal d) None Q3 Which algae store food as mannitol? a) Red algae b) Green algae c) Brown algae d) Blue-green algae Q4 Pinus belongs to: a) Algae b) Bryophyta c) Pteridophyta d) Gymnosperms Q5 Heterospory is first seen in: a) Funaria b) Selaginella c) Chlamydomonas d) Spirogyra Q6 The plant body of liverworts is: a) Erect b) Thalloid c) Woody d) Herbaceous Q7 Antheridium is present in: a) Algae and Bryophytes b) Only Angiosperms c) Only Gymnosperms d) Fungi Q8 Red algae are red due to: a) Chlorophyll a b) Chlorophyll b c) r-Phycoerythrin d) Fucoxanthin Q9 Zygote of bryophytes develops into: a) Protonema b) Sporophyt...

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NEET 2026 - Class 11 Ch2 Biological Classification 🦠 Chapter 2: Biological Classification Class 11 + NEET 50 Detailed MCQs with Explanation | New NCERT Based Q1. The father of modern taxonomy is a) Aristotle b) Carolus Linnaeus c) Whittaker d) Darwin Explanation: Carolus Linnaeus ne Binomial nomenclature diya. Systema Naturae book likhi. 2 name system - Genus + species. Q2. Five kingdom classification was given by a) Linnaeus b) Whittaker c) Copeland d) Aristotle Explanation: R.H. Whittaker 1969 me. Kingdoms: Monera, Protista, Fungi, Plantae, Animalia. Basis: cell structure, nutrition, body organization. Q3. Assertion: Viruses are not placed in any kingdom. Reason: They are obligate intracellular parasites. a) Both true, Reason correct explanation b) Both true, Reason not correct explanation c) Assertion true, Reason false d) Both false Explanation: Dono sahi. Virus living + non-living ke beech. Host ke bahar inert crystal, andar multiply....

NEET 2027 - Chapter 3 Reproductive Health DETAILED 👶 Chapter 3: Reproductive Health DETAILED + EXPLANATION 50 NEET MCQs with Explanation | New NCERT Based Q1. The world population day is celebrated on a) 11 July b) 5 June c) 16 October d) 1 December Explanation: 11 July ko World Population Day manaya jata hai. Purpose: population explosion ke problems ke bare me awareness. Q2. Assertion: Medical Termination of Pregnancy is legal in India. Reason: It was legalized in 1971 under MTP Act. a) Both true, Reason correct explanation b) Both true, Reason not correct explanation c) Assertion true, Reason false d) Both false Explanation: Dono sahi hain. MTP Act 1971 me bana tha. Unsafe abortion se maternal mortality kam karne ke liye. Q3. Which is NOT a natural method of contraception? a) Periodic abstinence b) Coitus interruptus c) Lactational amenorrhea d) Copper-T Explanation: Copper-T artificial/IUD method hai. Natural methods me koi device ya d...

NEET HARD - Ch2 Human Reproduction 🧬 Chapter 2: Human Reproduction - HARD LEVEL NEET 2027 Q1. Assertion: Spermatogenesis is temperature dependent. Reason: Scrotum provides 2-3°C lower temperature than body. a) Both true, Reason correct explanation b) Both true, Reason not correct explanation c) Assertion true, Reason false d) Both false Q2. Match List-I with List-II: A. Leydig cells - 1. Nourishment of sperm, B. Sertoli cells - 2. Testosterone, C. Acrosome - 3. Hyaluronidase, D. Middle piece - 4. Mitochondria a) A-2, B-1, C-3, D-4 b) A-1, B-2, C-4, D-3 c) A-2, B-3, C-1, D-4 d) A-4, B-1, C-2, D-3 Q3. Which of the following statements is INCORRECT regarding menstrual cycle? a) LH surge induces rupture of Graafian follicle b) Progesterone is secreted by corpus luteum in luteal phase c) FSH levels are highest during ovulation d) Endometrium is shed during menstrual phase Q4. If a secondary oocyte is fertilized, the resulting zygote will have a) 23 chromosomes b) 46 chrom...