Download official Tamil Nadu Class 11 (Plus One) Biology (Botany & Zoology உயிரியல்) 2nd Mid Term Exam Question Papers and Verified Answer Keys PDF (2026–2027). For comprehensive chapter revision, access the official 11th Standard Biology Textbook PDF and browse the complete higher secondary collection via our Class 11 (Plus One) Textbooks Hub. Strengthen your preparation for 2-mark, 3-mark, and 5-mark questions by utilizing curated 11th Biology Study Materials & Diagrams along with statewide district test papers compiled in our centralized Class 11 (Plus One) 2nd Mid Term Master Portal.
தமிழ்நாடு 11-ஆம் வகுப்பு (+1) Biology (Botany & Zoology உயிரியல்) இரண்டாம் இடைப்பருவத் தேர்வுக்கான அசல் வினாத்தாள்கள் மற்றும் ஆசிரியர்களின் மாதிரி விடைக் குறிப்புகள் கீழே மாவட்ட வாரியாகத் தொகுக்கப்பட்டுள்ளன.
📋 TN 11TH Biology 2nd Mid Term 2026–2027: Quick Overview
📚 Quick Navigation — All 11TH 2nd Mid Term Subjects:
📖 Prescribed October & November Syllabus Portions
- Bio-Botany: Inflorescence types, Floral formula, Fabaceae & Solanaceae families.
- Bio-Zoology: Human digestive system, Enzymes, Respiratory mechanisms, Circulation.
📝 Question Paper Pattern & Blueprint (50 Marks)
- Bio-Botany (25 Marks): MCQs (4), 2-Marks (3), 3-Marks (2), 5-Mark (1)
- Bio-Zoology (25 Marks): MCQs (4), 2-Marks (3), 3-Marks (2), 5-Mark (1)
- Total Marks: 50 Marks
📅 Tamil Nadu Class 11 (+1) 2nd Mid Term Exam Timetable 2026
Higher Secondary Second Mid-Term tests are conducted across all Tamil Nadu higher secondary schools in November according to the following schedule:
| Exam Session / Day | Subject (பாடம்) | Exam Timing | Max Marks |
|---|---|---|---|
| Day 1 | Part I: Language (Tamil / சிறப்புத் தமிழ்) | 10:00 AM – 11:30 AM | 50 |
| Day 2 | Part II: English (General English) | 10:00 AM – 11:30 AM | 50 |
| Day 3 | Part III: Mathematics / Zoology / Commerce | 10:00 AM – 11:30 AM | 50 |
| Day 4 | Part III: Physics / Economics / Computer Technology | 10:00 AM – 11:30 AM | 50 |
| Day 5 | Part III: Chemistry / Accountancy / Geography | 10:00 AM – 11:30 AM | 50 |
| Day 6 | Part III: Biology / Botany / Computer Science / History | 10:00 AM – 11:30 AM | 50 |
Note: Check the state schedule: TN 2nd Mid Term Exam Time Table PDF.
TN 11th Biology 2nd Mid Term District Question Papers & Answer Keys (2025, 2024, 2023, 2022) (16 Question Papers)
| வினாத்தாள் விவரம் / Question Paper Title | பயிற்று மொழி / Medium | பதிவிறக்கம் / Action |
|---|---|---|
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202511th Zoology 2nd Mid Term Test Question Paper English Medium 2025 Erode Dt | S.Venkatachalapathi
📍 Erode District Question Paper
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English Medium | 📥 PDF Download |
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202511th Botany 2nd Mid Term Test Question Paper English Medium 2025 Erode Dt | S.Venkatachalapathi
📍 Erode District Question Paper
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English Medium | 📥 PDF Download |
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202411th Biology Second Mid Term Question Paper EM Erode Dt 2024 | S.Venkatachalapathi –
📍 Erode District Question Paper
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English Medium | 📥 PDF Download |
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202411th Biology 2nd Mid Term Question Paper EM 2024 Thirupathur Dt | Mohammed Ali . A –
Model Paper Question Paper
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English Medium | 📥 PDF Download |
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202311th Biology 2nd Mid-term test Question Paper 2023 | Chennai District –
📍 Chennai District Question Paper
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Tamil Medium | 📥 PDF Download |
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202211th Biology 2nd Mid Term Exam Original Question Paper 2022 2023 Tirupattur District Tamil Medium PDF Download
📍 Tirupattur District Question Paper
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Tamil Medium | 📥 PDF Download |
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202211th Biology 2nd Mid Term Exam 2022 Original Question Paper Tirupattur District English Medium PDF Download
📍 Tirupattur District Question Paper
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English Medium | 📥 PDF Download |
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202211th Biology 2nd Mid Term Exam 2022 Original Question Paper Kanchipuram District Tamil Medium PDF Download
📍 Kanchipuram District Question Paper
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Tamil Medium | 📥 PDF Download |
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202211th Biology 2nd Mid Term Exam Original Question Paper Tenkasi District 2022 English Medium PDF Download
📍 Tenkasi District Question Paper
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English Medium | 📥 PDF Download |
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202211th Biology TM 2nd Mid Term Exam 2022 Original Question Paper Kanchipuram District Tamil Medium PDF Download
📍 Kanchipuram District Question Paper
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Tamil Medium | 📥 PDF Download |
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202211th Botany 2nd Mid Term Exam Original Question Paper 2022 2023 Tirupattur District Tamil Medium PDF Download.
📍 Tirupattur District Question Paper
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Tamil Medium | 📥 PDF Download |
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202211th Botany 2nd Mid Term Exam 2022 Original Question Paper Kanchipuram District Tamil Medium PDF Download
📍 Kanchipuram District Question Paper
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Tamil Medium | 📥 PDF Download |
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202211th Botany TM 2nd Mid Term Exam 2022 Original Question Paper Kanchipuram District Tamil Medium PDF Download
📍 Kanchipuram District Question Paper
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Tamil Medium | 📥 PDF Download |
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202211th Zoology 2nd Mid Term Exam Original Question Paper 2022 2023 Kanchipuram District Tamil Medium PDF Download.
📍 Kanchipuram District Question Paper
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Tamil Medium | 📥 PDF Download |
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202211th Zoology 2nd Mid Term Exam Original Question Paper 2022 2023 Tirupattur District Tamil Medium PDF Download
📍 Tirupattur District Question Paper
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Tamil Medium | 📥 PDF Download |
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202211th Zoology TM 2nd Mid Term Exam 2022 Original Question Paper Kanchipuram District Tamil Medium PDF Download
📍 Kanchipuram District Question Paper
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Tamil Medium | 📥 PDF Download |
❓ Frequently Asked Questions (FAQ) — TN 11TH Biology 2nd Mid Term
What is the division between Bio-Botany and Bio-Zoology marks?
Bio-Botany carries 25 marks and Bio-Zoology carries 25 marks, totaling 50 marks.
Which diagrams are essential in 11th Biology?
L.S. of ovule, Floral diagram of Fabaceae, and Structure of Nephron.
Where to download official 11th Biology papers?
All district question papers in TM & EM are available in our download table.
What are the high-yield genetics questions in 11th Biology?
Properties of genetic code, Hershey-Chase experiment, and regulation of gene expression in Lac operon.
How to score full marks in 5-mark biology questions?
Present answers with neat sub-headings, flowchart of biochemical steps, and a clean labeled diagram.
📌 Important Higher Secondary Study Resources:
- TN 11TH 2nd Mid Term All Subjects Master Hub — Access all subjects question papers and keys.
- Tamil Nadu 2nd Mid Term Master Portal (Classes 6 to 12) — Complete statewide collection.
- Tamil Nadu 11TH Textbooks PDF (Tamil & English Medium) — Download TNSCERT books.
- TN 11TH Public Exam Time Table 2027 — Official DGE board exam dates.