Q.104 Botany ⭐ 360° Option Elimination Active

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NEET 2026 Botany Question 104 Solution

Topic: Locomotion and Movement · Official NTA Booklet Code 50

Question

Which of the following represents the correct sequence of arrangement of bones in the lower limb of humans?

✓

Verified Against NTA Final Answer Key

Option (3) : Femur-patella-tibia-tarsal

📚 Locomotion and Movement Easy

📋 Given Parameters & Problem Setup

Region Human lower limb (leg skeleton)

Required Arrangement Correct anatomical sequence from proximal to distal

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The 30-Second Exam Hall Shortcut: ⚡ Thigh to Ankle Anatomical Ladder

⏱️ Save ~45 seconds

Thigh (Femur) -> Knee cap (Patella) -> Shin (Tibia) -> Ankle (Tarsals)!

1 Start at the hip joint: FEMUR (thigh bone, most proximal).

2 Move down to the knee joint: PATELLA (sesamoid knee cap covering the joint).

3 Move down to the shank: TIBIA (medial weight-bearing shin bone) & Fibula.

4 Move down to the ankle: TARSALS (7 ankle bones).

5 Sequence: Femur -> Patella -> Tibia -> Tarsal.

6 Look at Option (3): Femur-patella-tibia-tarsal. Pick Option (3) in 10 seconds!

🛡️

Why You Can 100% Trust This Shortcut: Standard anatomical sequence of the 30 bones of the human lower limb: Femur (1), Patella (1), Tibia (1), Fibula (1), Tarsals (7), Metatarsals (5), Phalanges (14).

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Step-by-Step Rigorous Workflow & Mathematical Proof

Step 1

Review the Bones of the Human Lower Limb

Each human lower limb is made of 30 bones arranged in a linear anatomical hierarchy from proximal (hip articulation) to distal (toes): 1. Femur: Longest, heaviest bone (thigh bone). 2. Patella: Cup-shaped sesamoid bone covering the knee ventrally. 3. Tibia and Fibula: Two parallel long bones of the shank (tibia is medial and larger). 4. Tarsals: Ankle bones (7 in number). 5. Metatarsals: Sole bones (5 in number). 6. Phalanges: Toe bones (14 in number, formula 2,3,3,3,3).

\text{Proximal } \longrightarrow \text{ Distal: Femur } \to \text{Patella } \to \text{Tibia } \to \text{Tarsals}

• Femur articulates with acetabulum proximally and tibia/patella distally.

Step 2

Evaluate the Options Against the Anatomical Sequence

1. Option (1): Femur - tibia - patella - tarsal (Incorrect: places patella distal to tibia). 2. Option (2): Patella - femur - tibia - tarsal (Incorrect: places patella proximal to femur). 3. Option (3): Femur - patella - tibia - tarsal (Correct: strictly proximal to distal order). 4. Option (4): Femur - tarsal - patella - tibia (Incorrect: places tarsals before knee and shin).

\text{Sequence: Femur } \longrightarrow \text{ Patella } \longrightarrow \text{ Tibia } \longrightarrow \text{ Tarsal}

• Option (3) is the only correct sequence.

Step 3

Conclusion

The correct sequence is Femur-patella-tibia-tarsal.

\text{Matches Option (3)}

• Matches Option (3).

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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 A

✗ Incorrect

Verdict & Scientific Reason:

Incorrect. Patella is situated at the knee between femur and tibia, not below the tibia.

⚠️

Student Fallacy (Why candidates pick this trap): Forgetting the anatomical position of the knee cap.

2 B

✗ Incorrect

Verdict & Scientific Reason:

Incorrect. Femur is the uppermost thigh bone, superior to the patella.

⚠️

Student Fallacy (Why candidates pick this trap): Placing the knee cap above the thigh bone.

3 C

✓ 100% Correct

Verdict & Scientific Reason:

Exact anatomical sequence from top to bottom: Thigh (Femur) -> Knee (Patella) -> Shin (Tibia) -> Ankle (Tarsal).

💡

Why this is airtight: None; flawless appendicular skeletal knowledge.

4 D

✗ Incorrect

Verdict & Scientific Reason:

Incorrect. Tarsals are in the foot/ankle and cannot precede the shin or knee.

⚠️

Student Fallacy (Why candidates pick this trap): Scrambling proximal and distal bone positions.

⚠️

NTA Trap Alert: Confusing Tarsals (Ankle) with Carpals (Wrist)

Carpals belong to the upper limb (wrist); Tarsals belong to the lower limb (ankle). Both are distal to the long bones of the limb.

🛡️ How to avoid the -1 mark: Remember: Legs walk on Tarsals; Hands write with Carpals.

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Core NEET Syllabus Standard

NEET Biology Core Syllabus · Locomotion and Movement Standard Benchmark

Core Scientific Principle Tested:

"The human lower limb bones from proximal to distal are Femur, Patella, Tibia/Fibula, Tarsals, Metatarsals, Phalanges."

Syllabus Focus: Appendicular skeleton - Bones of the lower limb

✓ Core NEET UG Syllabus Anchor Syllabus & Academic Standards ↗

From Hip to Toe: Femur first, Patella in the bend, Tibia on the shin, Tarsals at the end!

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NEET 2026 Botany Question 104 Solution

Question

The 30-Second Exam Hall Shortcut: ⚡ Thigh to Ankle Anatomical Ladder

Step-by-Step Rigorous Workflow & Mathematical Proof

Review the Bones of the Human Lower Limb

Evaluate the Options Against the Anatomical Sequence

Conclusion

360° Option Elimination Engine Key Feature

NTA Trap Alert: Confusing Tarsals (Ankle) with Carpals (Wrist)

Core NEET Syllabus Standard

Ready to attempt under real exam pressure?

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