Botany-Seed Dormancy
NEET Botany Seed Dormancy MCQ Question
Type: MCQ-diagram based-Medium-Class 11
Imagine a diagram depicting a seed in dormancy. The external layer of this seed is shown with a thick, protective covering. What is the primary function of this covering in relation to seed dormancy?
A
To prevent water and gases from entering the seed.
B
To facilitate the passage of nutrients into the seed.
C
To enhance the seed's ability to germinate immediately.
D
To allow for easy microbial action to break the dormancy.
Correct Answer
Option A
Detailed Explanation
The seed coat acts as a barrier, preventing water and gases from entering, which contributes to seed dormancy. This barrier can be overcome by mechanical abrasions or microbial action.
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