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Question
Flippers of seal are modified_______.
Flippers of seal are modified_______.
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Solution
The correct option is D Forelimbs
The correct option is D:
Explanation of the correct option:
- Flippers are made by repurposing limbs.
- Seals are marine mammals having forelimbs equipped with flippers.
Explanation of the incorrect options:
Option A:
- Fins are little appendages or parts that are attached to a bigger body or structure.
- Fins are commonly employed as foils to generate lift and thrust, as well as to guide and stabilize motion.
Option B:
In many aquatic organisms, a gill is a respiratory organ that collects dissolved oxygen from the water and excretes carbon dioxide.
Option C:
A rear limb is a pair of articulated appendages fused to the caudal end of a terrestrial tetrapod vertebrate's body.
Final answer: Flippers of seal are modified Forelimb.
Forelimbs
The correct option is D:
Explanation of the correct option:
- Flippers are made by repurposing limbs.
- Seals are marine mammals having forelimbs equipped with flippers.
Explanation of the incorrect options:
Option A:
- Fins are little appendages or parts that are attached to a bigger body or structure.
- Fins are commonly employed as foils to generate lift and thrust, as well as to guide and stabilize motion.
Option B:
In many aquatic organisms, a gill is a respiratory organ that collects dissolved oxygen from the water and excretes carbon dioxide.
Option C:
A rear limb is a pair of articulated appendages fused to the caudal end of a terrestrial tetrapod vertebrate's body.
Final answer: Flippers of seal are modified Forelimb.
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