Match List I with List II 
List I List II
A. Class Aves I. Presence of air bladder
B. Class Chondrichthyes II. Circular and sucking mouth
C. Class Osteichthyes III. Air cavities in bones 
D. Class Cyclostomata IV. Absence of operculum

Choose the correct answer from the options given below: 
1. A-IV, B-I, C-II, D-III
2. A-II, B-IV, C-I, D-III
3. A-III, B-I, C-IV, D-II
4. A-III, B-IV, C-I, D-II
Subtopic:  Study of Aves & Mammals | Super Class Pisces & its General Characteristics |
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Match items in column-I with those in column-II and choose the correct option.
Column-I Column-II
(a) Exocoetus  (i) Tympanum represents the ear
(b) Trygon (ii) Marine bony fish
(c) Salamandra  (iii) Air sacs connected to lungs
(d) Aptenodytes (iv) Cartilaginous marine fish
  
    (a)   (b)   (c)  (d)
1. (i)    (ii)   (iii)  (iv)
2. (iv)  (iii)  (ii)    (i)
3. (ii)   (iv)   (i)   (iii)
4. (i)    (iii)   (ii)  (iv)
Subtopic:  Study of Reptilia | Study of Aves & Mammals | Super Class Pisces & its General Characteristics |
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Match column-I with column-II and choose the correct option 
Column -I Column-II
A. Protochordates (i) Homoiothermous
B. Aves (ii) Circular mouth without jaws
C. Agnatha (iii) Exclusively marine
D. Pisces (iv) Streamlined body and bear fins
 
A B C D
1. (i) (ii) (iv) (iii)
2. (iii) (i) (ii) (iv)
3. (iv) (i) (iii) (ii)
4. (iv) (iii) (ii) (i)
Subtopic:  Phylum Chordata | Super Class Pisces & its General Characteristics |
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Select the incorrect statements with respect to Cyclostomes:
(a) They lack scales and paired fins.
(b) They have circular mouth with Jaws.
(c) They bear 6-15 pairs of gills.
(d) They migrate to deep sea for spawning.
 
Choose the most appropriate answer from the options given below :
1. (a) and (b) only
2. (b) and (c) only
3. (b) and (d) only
4. (a) and (d) only
Subtopic:  Super Class Pisces & its General Characteristics |
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Assertion (A) : Birds possess moist skin.
Reason (R) : Birds possess oil glands throughout their body.
 
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:  Super Class Pisces & its General Characteristics |
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