Q.134 Botany ⭐ 360° Option Elimination Active

NEET 2021 Botany Question 134 Solution

Topic: Anatomy of Flowering Plants · Official NTA Booklet Code M1

Question

Match List - I with List - II. (a) Cells with active cell division capacity (i) Vascular tissues (b) Tissue having all cells similar in structure and function (ii) Meristematic tissue (c) Tissue having different types of cells (iii) Sclereids (d) Dead cells with highly thickened walls and narrow lumen (iv) Simple tissue List - I List - II Select the correct answer from the options given below. (a) (b) (c) (d)

(1)(ii) (iv) (i) (iii)
(2)(iv) (iii) (ii) (i)
(3)(i) (ii) (iii) (iv)
(4)(iii) (ii) (iv) (i)

✓

Verified Against NTA Final Answer Key

Option (1) : (a)-(ii), (b)-(iv), (c)-(i), (d)-(iii)

📚 Anatomy of Flowering Plants Easy

📋 Given Parameters & Problem Setup

List I (a) Cells with active cell division capacity, (b) Tissue having all cells similar in structure and function, (c) Tissue having different types of cells, (d) Dead cells with highly thickened walls and narrow lumen

List II (i) Vascular tissues, (ii) Meristematic tissue, (iii) Sclereids, (iv) Simple tissue

⚡

The 30-Second Exam Hall Shortcut: ⚡ Fast Pairing: Active Division = Meristem (ii) & Dead Thick Lumen = Sclereids (iii)

⏱️ Save ~20 seconds

Active cell division = Meristematic tissue (a-ii); Homogeneous cells similar in structure = Simple tissue (b-iv); Heterogeneous complex cells = Vascular tissue (c-i); Highly thickened dead cells with narrow lumen = Sclereids (d-iii). Matches Option (1)!

1 (a) Active cell division capacity

\implies

(ii) Meristematic tissue.

2 (b) All cells similar in structure and function

\implies

(iv) Simple tissue (parenchyma, collenchyma, sclerenchyma).

3 (c) Tissue composed of different cell types

\implies

(i) Vascular tissues (complex tissues: xylem and phloem).

4 (d) Dead cells with thick lignified walls and narrow lumen

\implies

(iii) Sclereids (sclerenchyma).

5 Match Option (1).

🛡️

Why You Can 100% Trust This Shortcut: Canonical NCERT Anatomy of Flowering Plants on Meristems and Permanent Tissues.

📐

Step-by-Step Rigorous Workflow & Mathematical Proof

Step 1

Histological Classification of Plant Tissues

Plant tissues are systematically organized into meristematic and permanent tissues based on division capability and cellular uniformity:

\begin{aligned} \text{(a) Cells with active mitotic division} & \longleftrightarrow \text{(ii) Meristematic tissue} \\[3pt] \text{(b) All cells identical in structure and function} & \longleftrightarrow \text{(iv) Simple tissue (e.g., parenchyma)} \\[3pt] \text{(c) Multiple distinct cell types working as a unit} & \longleftrightarrow \text{(i) Vascular tissues (complex xylem/phloem)} \\[3pt] \text{(d) Dead cells with lignified walls and narrow lumen} & \longleftrightarrow \text{(iii) Sclereids (stone cells/grit cells)} \end{aligned}

Step 2

Option Alignment and Verification

Checking (a)-(ii) narrows down candidates to Option (1). Verifying (b)-(iv), (c)-(i), and (d)-(iii) confirms complete 100% agreement with Option (1).

⭐

360° Option Elimination Engine Key Feature

Diagnose every choice: Know exactly why the right option works and why distractors fail.

4-Option Deep Scan

1 1

✓ 100% Correct

Verdict & Scientific Reason:

Flawless correspondence according to canonical plant histology definitions.

💡

Why this is airtight: None. Clean first-principles match.

2 2

✗ Incorrect

Verdict & Scientific Reason:

Mismatches active division with simple tissue and dead cells with vascular tissue.

⚠️

Student Fallacy (Why candidates pick this trap): Confusing meristematic division with simple tissue.

3 3

✗ Incorrect

Verdict & Scientific Reason:

Mismatches dividing cells with vascular tissues.

⚠️

Student Fallacy (Why candidates pick this trap): Conflating active growth with vascular sap conduction.

4 4

✗ Incorrect

Verdict & Scientific Reason:

Inverts dividing cells with sclereids.

⚠️

Student Fallacy (Why candidates pick this trap): Swapping meristematic tissue with dead sclereids.

⚠️

NTA Trap Alert: Simple Tissue vs Complex Vascular Tissue Definitions

NCERT defines Simple Tissue as "made of only one type of cells" and Complex Tissue as "made of more than one type of cells" (vascular tissues).

🛡️ How to avoid the -1 mark: One type = Simple; Multiple types = Complex / Vascular.

📖

Core NEET Syllabus Standard

NEET / NCERT Biology · Anatomy of Flowering Plants Standard Benchmark

Core Scientific Principle Tested:

"Meristems possess active dividing capacity; simple tissues have similar cells; complex/vascular tissues have heterogeneous cells; sclereids are thick-walled dead cells with narrow lumen."

Syllabus Focus: The Tissues: Meristematic, Simple, and Complex Permanent Tissues

✓ Core NEET UG Syllabus Anchor Syllabus & Academic Standards ↗

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NEET 2021 Botany Question 134 Solution

Question

The 30-Second Exam Hall Shortcut: ⚡ Fast Pairing: Active Division = Meristem (ii) & Dead Thick Lumen = Sclereids (iii)

Step-by-Step Rigorous Workflow & Mathematical Proof

Histological Classification of Plant Tissues

Option Alignment and Verification

360° Option Elimination Engine Key Feature

NTA Trap Alert: Simple Tissue vs Complex Vascular Tissue Definitions

Core NEET Syllabus Standard

Ready to attempt under real exam pressure?

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