The Question is from neet-botany morphology-of-flowering-polants seed, and it was created by the author NISHANTH

Question

The aleurone layer in a monocot seed plays a crucial role in:

NISHANTH · Accepted Answer

## CORE INFORMATION
✓ **Answer**: [C]
## CONCEPT FRAMEWORK
	**Primary Concept**: Role of the aleurone layer in seed germination
	**Related Topics**: Seed anatomy, enzyme action, plant physiology
	**Prerequisites**: Understanding of seed structure and functions
## SOLUTION PATHWAY
**Given Information**:
		The aleurone layer is a tissue found in monocot seeds.
		It is located between the seed coat and the endosperm.
**Method & Steps**:
	1. The aleurone layer is known to respond to water absorption during seed germination.
		Reasoning: This layer is activated to produce enzymes when the seed starts to germinate.
	2. The primary function of the aleurone layer is to synthesize and secrete hydrolytic enzymes.
		Working: These enzymes break down the stored food in the endosperm into simpler sugars and nutrients, which are then used by the growing embryo.
		Key Point: Hydrolytic enzymes include amylases and proteases that facilitate the breakdown of starch and proteins.
	3. The breakdown of endosperm provides energy and building blocks for the developing seedling.
		Result: This confirms that the aleurone layer is crucial for nutrient mobilization during germination.
		Verification: Thus, the correct function of the aleurone layer is synthesizing and secreting hydrolytic enzymes for endosperm breakdown.
 ## OPTION ANALYSIS
[A] :x: Protecting the embryo from mechanical damage is a function of the seed coat, not the aleurone layer.
[B] :x: Storing starch and other reserve materials is primarily the role of the endosperm, not the aleurone layer.
[C] ✓: The aleurone layer synthesizes and secretes hydrolytic enzymes for endosperm breakdown, which is its critical function.
[D] :x: Absorbing water and initiating germination is a general seed function, but not specifically attributed to the aleurone layer.
 ## LEARNING AIDS
	**Common Mistakes**:
		1. Confusing the roles of the aleurone layer and the endosperm: Remember, the aleurone layer is active in enzyme production, while the endosperm is where nutrients are stored.
		2. Overlooking the importance of water in activating the aleurone layer: Water triggers the physiological processes that lead to enzyme synthesis.
	**Quick Tips**:
		1. Remember that the aleurone layer is like a factory that produces enzymes when the seed is ready to germinate.
		2. The key enzymes produced by the aleurone layer are amylase and protease, which break down starch and proteins respectively.

NISHANTH · Answer

Protecting the embryo from mechanical damage

NISHANTH · Answer

Storing starch and other reserve materials

NISHANTH · Answer

The correct Option is "Synthesizing and secreting hydrolytic enzymes for endosperm breakdown"

NISHANTH · Answer

Absorbing water and initiating germination

NEET Botany Morphology of Flowering Plants Seed MCQs

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