Match each item in Column I with the one in Column II and select the correct match from the codes given:
Column I Column II
A Cephalochordata P Swim bladder
B Cyclostomata Q Notochord – head to tail
C Chondrichthyes R Males bear claspers on pelvic fins
D Osteichthyes S Marine but migrate to freshwater for spawning
Codes:
A B C D
1. S Q P R
2. P Q R S
3. Q S R P
4. R P S Q

Subtopic:  General Introduction: Vertebrates & Agnatha |
 91%
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Which of the following animals is not matched to its correct scientific name?
1. Penguin: Aptenodytes 2. Tortoise: Testudo
3. Platypus: Macropus 4. Angel fish: Pterophyllum
Subtopic:  Study of Aves & Mammals |
 83%
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Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R): 
Assertion (A): Hemichordates are not chordates.
Reason (R): They do not have a notochord.
In the light of the above statements, choose the correct answer from the options given below:
1. Both (A) and (R) are True and (R) is the correct explanation of (A).
2. Both (A) and (R) are True but (R) is not the correct explanation of (A).
3. (A) is True but (R) is False.
4. Both (A) and (R) are False.
Subtopic:  Phylum Hemichordata | Phylum Chordata |
 86%
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Which class of vertebrates bears jaw but does not bear limbs?
1. Cyclostomata 2. Chondrichthyes
3. Amphibia 4. Reptilia
Subtopic:  Comparative study of Cartilagenous & Bony Fishes |
 72%
From NCERT
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Match each item in Column I with one in Column II and select the best match from the codes given:
Column I Column II
A. Comb plates P. Cnidaria
B. Metagenesis Q. Mollusca
C. Canal system R. Sponges
D. Radula S. Ctenophora
Codes:
A B C D
1. S P R Q
2. P S R Q
3. P S Q R
4. S P Q R
Subtopic:  Phylum Porifera | Phylum Coelenterata | Phylum Ctenophora & Platyhelminthes | Phylum Mollusca |
 89%
From NCERT
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Which of the following animals belongs to the subphylum Vertebrata?
1. Doliolum
2. Branchistoma
3. Petromyzon
4. Salpa
Subtopic:  General Introduction: Vertebrates & Agnatha |
 78%
From NCERT
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Identify the incorrectly matched pair:
1. Obelia Metagenesis
2. Planaria Free living with high regeneration capacity
3. Ancylostoma Acoelomate
4. Nereis Parapodia
Subtopic:  Phylum Coelenterata | Phylum Ctenophora & Platyhelminthes | Phylum Aschelminthes | Phylum Annelida |
 85%
From NCERT
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Identify the incorrectly matched pair:
1. Echinodermata Water vascular system
2. Hemichordata Stomochord
3. Cyclostomata Cartilaginous jaw
4. Cephalochordata Notochord persistent throughout life
Subtopic:  General Introduction: Vertebrates & Agnatha |
 82%
From NCERT
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A complete digestive system is present in the members of all the following phyla of Animal Kingdom except:
I: Platyhelminthes
II: Mollusca
III: Annelida
 
1. Only I 2. Only II
3. Only II and III 4. I, II, and III
Subtopic:  Basis of Classification |
 72%
From NCERT
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The collared flagellated cell shown in the given figure is called as a:
1. Choanocyte and helps sponges in movement of water through their canal system
2. Choanocyte and helps sponges in reproducing asexually under favourable conditions
3. Cnidocyte and helps sponges in catching their prey by paralyzing them
4. Colloblast and helps sponges in sticking to a surface
Subtopic:  Phylum Porifera |
 71%
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