Botany Sir Himansu | NEET Botany Notes & Visual Learning

Every seed you sow holds the potential to become a magnificent plant. But what makes it grow? Growth and development in plants are not random — they follow a well-coordinated process involving cell division, enlargement, and differentiation, all controlled by plant hormones. For NEET aspirants, this chapter is a frequently tested section in Plant Physiology. Let’s break it down in a simple, clear, and exam-oriented way. --- 🌳 Section 1: What is Plant Growth? Growth is a permanent, irreversible increase in size, volume, or number of cells. In plants, growth is indeterminate, meaning it continues throughout life due to the presence of meristems. 📘 Characteristics of Growth 1. Irreversible: Once a cell enlarges, it cannot return to its previous size. 2. Permanent: The increase remains stable over time. 3. Metabolically active: Requires energy from respiration. 4. Quantitative: Can be measured (length, volume, weight, etc.). --- 🌿 Section 2: Phases of Growth Growth in plants...

The Hidden Breath of Plants We all know plants release oxygen, but did you know they also breathe just like us? Yes! Plants perform cellular respiration, breaking down food to release energy. While photosynthesis makes glucose, respiration burns it to release energy (ATP) for plant activities like growth, repair, and transport. For NEET aspirants, this topic connects directly with Plant Physiology, Photosynthesis, and Bioenergetics. Let’s decode it step-by-step in a simple, student-friendly manner. --- 🔬 Section 1: What is Respiration in Plants? Respiration is the oxidation of organic molecules (mainly glucose) to release energy in the form of ATP. C_6H_{12}O_6 + 6O_2 → 6CO_2 + 6H_2O + Energy (ATP) Key Difference from Photosynthesis: Process Site Reactants Products Type of Reaction Photosynthesis Chloroplast CO₂ + H₂O Glucose + O₂ Endergonic Respiration Mitochondria Glucose + O₂ CO₂ + H₂O Exergonic Note for NEET: Photosynthesis stores energy, while respiration releases ene...

This is the unique short note on the high weightage chapter, cell cycle and cell division which must be read at least once by each fresh Neet aspirant. What is cell cycle: Just like our life cycle, newly formed cells start growing in size by doubling the cell contents. This growth phase involves Gap1,S and Gap2 phase, for duplication of cytoplasmic substances , DNA replication and synthesis of substances for the cell division respectively. These orderly events in sequence from formation to division of the cell are called cell cycles. Main steps of the Cell cycle: The two main steps of cell cycle are, Longest interphase, M-phase or cell division phase Interphase of cell cycle: It is the so-called resting phase where no visible changes are found. But, this phase is energetically and metabolically the most active stage. Cytoplasmic biomolecules and most of the organelles double in G1 phase. DNA content doubles in synthetic phase but chromosome numbers remain same. This means each chromoso...

This article is for those who are actually trying seriously for neet 2026.you will get the practical analysis of the daily study time table to manage your study and time.  1- why time table is mandatory -    For a better goal, better strategy is required, you may be studying for 12 or 16 or 18 hours per day. We are just making a strategy to utilize your time. 2- 80/20 strategy— Neet student may I follow 80/20 strategy for maximum benefit of self study 80℅ of self study must be for revision of at least 4 high weight chapter of each subject as per repetitive question and concept..  3- Hour distribution of self study   Time table 2 & 3 hrs must be given for physics, chemistry, biology separately daily 1 & 2 hrs of revision of self study is essential. So you are giving 8 hrs on average for self study.  4- why only 4 chapters of each subject?  Not reading everything in the last 30 days of preparation for neat, mostly repetitive questions, topics a...

Taking a drop for NEET is a big decision—but also a powerful opportunity. With the right timetable and discipline, droppers often outperform freshers. This blog gives you a complete full-day NEET timetable, strategy, and smart tips to help you score 650+ in 2026. ⏰ Full-Day NEET Timetable for Droppers Time Activity 5:30 – 7:30 AM Biology (NCERT + Diagrams) 7:30 – 8:30 AM Breakfast + Break 8:30 – 11:00 AM Physics (Concept + Numericals) 11:00 – 11:30 AM Short Break 11:30 – 2:00 PM Chemistry (Organic/Inorganic) 2:00 – 3:00 PM Lunch + Rest 3:00 – 5:00 PM Biology MCQs + Revision 5:00 – 6:00 PM Walk / Relax 6:00 – 8:00 PM Mock Test / PYQs 8:00 – 9:00 PM Dinner 9:00 – 11:00 PM Weak Area Improvement 📚 Smart Strategy for Droppers 🎯 1. Focus on Weak Areas First You already know basics—now fix your mistakes. 🔁 2. Maximum Revision Revise Biology daily Weekly full syllabus revision Keep short notes 📊 3. Mock Test Strategy 2–3 full tests per week Analyze mistakes deeply Track score improvement ...

Plant Kingdom is one of the most important chapters for NEET Biology. It deals with classification of plants based on structure, reproduction and life cycle. Many direct questions are asked from NCERT lines. 2️⃣ 🌿 Classification Overview Group     Example     Key Feature Algae.     Spirogyra   Aquatic, simple 3️⃣ 🧠 Easy Tricks  “A Big Peacock Gave Apples” (A → Algae, B → Bryophyta, P → Pteridophyta, G → Gymnosperm, A → Angiosperm) 4️⃣ 🌱 Key NCERT Points Bryophytes are called amphibians of plant kingdom Gymnosperms have naked seeds Angiosperms show double fertilization Pteridophytes are first vascular plants 5️⃣ 🧪 MCQs Section Example: Q1. Which group is called amphibians of plant kingdom? A. Algae B. Bryophyta ✅ C. Gymnosperm D. Angiosperm Q2. First vascular plant is: A. Bryophyta B. Pteridophyta ✅ C. Algae D. Gymnosperm 6️⃣ 📌 Conclusion (Revision) Plant kingdom has 5 major groups Evolution from simple → complex Thank you ...

The Molecular Basis of Inheritance explains how DNA stores, replicates, and transfers genetic information from one generation to the next. This chapter is very important for NEET Biology and Class 12 CBSE exams, as many questions are directly asked from it. Topic Section Key Milestone / Concept Core Details & Mechanism Critical Scientific Contributions Search for Genetic Material Transforming Principle Discovered using Streptococcus pneumoniae bacteria. 🧪 Griffith (1928) Chemical Proof Proved that DNA is the actual transforming material. 🧪 Avery, MacLeod, and McCarty (1944) Final Confirmation Confirmed DNA as the definitive genetic material using bacteriophages. 🧪 Hershey and Chase (1952) Structure of DNA Double Helix Model Two strands of DNA run anti-parallel; base pairing is complementary (A-T, G-C). 🧬 Watson and Crick (1953) Nucleotides Composed of deoxyribose sugar, a phosphate group, and nitr...