Difficulty: Easy
Correct Answer: 4 2 3 5 1
Explanation:
Introduction / Context:
Sequencing in plant development hinges on germination followed by organ development and reproductive stages. The “crop” is the harvestable outcome, so it must be the terminal stage.
Given Data / Assumptions:
Concept / Approach:
Follow biological chronology: germination → vegetative organs → reproductive organ → yield.
Step-by-Step Solution:
1) 4 Seed germinates.2) 2 Root emerges to anchor/absorb.3) 3 Stem grows to support leaves/buds.4) 5 Flower forms enabling pollination.5) 1 Crop represents the final harvestable stage.
Verification / Alternative check:
Any ordering with crop before flowering or seed is biologically inconsistent.
Why Other Options Are Wrong:
(a),(b),(c) misplace seed or crop; (e) swaps stem/root order.
Common Pitfalls:
Confusing “crop” as a plant organ; forgetting that roots precede stem in germination.
Final Answer:
4 2 3 5 1
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