Consider the following characters:

I. Air bladder

II. Operculum

III. Viviparity

The characters present in bony fishes include:

1. I, II and III 2. I and III only
3. I and II only 4. II and III only
Subtopic:  Comparative study of Cartilagenous & Bony Fishes |
 63%
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Consider the following features:

I. Ampulla of Lorenzini

II. Operculum or gill cover

III. Ureotelism

IV. Viviparity

V. Swim bladder

VI. Lateral line system

The features that can be attributed to cartilaginous fishes are:

1. I, III and IV only

2. II, V and VI only

3. I, II, III and IV

4. All

Subtopic:  Comparative study of Cartilagenous & Bony Fishes |
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Match each item in Column I with one item in Column II and chose your answer from the codes given below:

Column I

Feature

Column II

Phylum

(a) Lateral line system

(b) Water vascular system

(c) Radula

(d) Comb plates

(e) Parapodia

(i) Ctenophora

(ii) Mollusca

(iii) Echinodermata

(iv) Osteichthyes

(v) Annelida

Codes

             (a)  (b)  (c)  (d)  (e) 

1.          (i)  (ii)  (iii)  (iv)  (v) 

2.          (iv)  (iii)  (ii)  (i)  (v)   

3.          (iv)  (iii)  (i)  (v)  (ii)

4.          (iii)  (ii)  (i)  (v)  (iv) 

Subtopic:  Phylum Ctenophora & Platyhelminthes | Phylum Annelida | Phylum Mollusca | Phylum Echinodermata | Comparative study of Cartilagenous & Bony Fishes |
 91%
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Operculum and an air bladder are present in :

1. Clarias

2. Pristis

3. Trygon

4. Carcohrodon

Subtopic:  Comparative study of Cartilagenous & Bony Fishes |
 73%
From NCERT
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Which of the following characteristic features always holds true for the corresponding group of animals?

1. Viviparous Mammalia
2. Possess a mouth with an upper and a lower jaw Chordata
3.    3-chambered heart with one incompletely divided ventricle    Reptilia
4. Cartilaginous – endoskeleton Chondrichthyes
Subtopic:  Comparative study of Cartilagenous & Bony Fishes |
 76%
From NCERT
NEET - 2016
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A marine cartilaginous fish that can produce electric current is

(1) Pristis

(2) Torpedo

(3) Trygon

(4) Scoliodon

Subtopic:  Comparative study of Cartilagenous & Bony Fishes |
 77%
From NCERT
NEET - 2014
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What will you look to identify the sex of the following?

1. Male frog – a copulatory pad on the first digit of the hind limb
2. Female cockroach – anal cerci 
3. Male shark – claspers bone on pelvic fins
4. Female Ascaris – sharply curved posterior end
Subtopic:  Comparative study of Cartilagenous & Bony Fishes |
 57%
From NCERT
NEET - 2011
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Which of the following represent the correct combination without any exception?

Characteristic

Class

(1) Mammary gland; hair on body; pinnae; two pairs of limbs

Mammalia

(2) Mouth ventral; gills without operculum; skin with placoid scales; persistent notochord

Chondrichthyes

(3) Sucking and circular mouth; jaws absent; integument without scales; paired appendages

Cyclostomata

(4) Body coverd with feathers; skin moist and glandular; lungs with air sacs; fore limbs form wings

Aves

Subtopic:  Comparative study of Cartilagenous & Bony Fishes |
From NCERT
NEET - 2015
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Which of the following is a fish?

(1) Flying fish

(2) Jelly fish

(3) Devil fish

(4) Star fish

Subtopic:  Comparative study of Cartilagenous & Bony Fishes |
 74%
From NCERT
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Buoyancy in a bony fish is maintained with the help of

(1) streamlined body

(2) paired fins

(3) swim bladder

(4) all the above

Subtopic:  Comparative study of Cartilagenous & Bony Fishes |
 62%
From NCERT
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