Correct option is B
The correct answer is Notochord.
The notochord is a flexible, rod-like structure that provides support and is a key feature of chordates, differentiating them from other animal groups.
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What is the defining characteristic of chordates in the Animal Kingdom?
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- 1)
Which biomolecule acts as the primary energy storage in animals?
- 2)
In which part of the stomach do grass-eating animals store quickly swallowed grass?
- 3)
Match List I with List II and choose the correct answer using the codes given below the lists.
List I (National Identity)
List II (Zoological/Botanical name)
A. National Bird
i. Ficus benghalensis
B. National Animal
ii. Panthera tigris
C. National Flower
iii. Pavo cristatus
D. National Tree
iv. Nelumbo nucifera
- 4)Which of the following animals has tube feet?
- 5)
Which one is most primitive ?
- 6)
Which of the following is not a true amphibian animal?
- 7)What is the defining characteristic of chordates in the Animal Kingdom?
- 8)
Which of the following is largest phylum of the animal kingdom?
- 9)
Which of the following fishes has no head, bone, eyes or nose?
- 10)How many criteria were used by Whittaker for classification?
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