Neet Solved Paper 2015 Question 48
Question: Which of the following represent the correct combination without any exception?
Options:
A)
Characteristic Class
Mammary gland; hair on body; pinnae; two pairs of limbs Mammalia,
B) Characteristic Class Mouth ventral; gills without operculum; skin with placoid scales; persistent notochord Chondrichthyes
C) Characteristic Class Sucking and circular mouth; jaws absent integument without scales; paired appendages Cyclostomata
D) Characteristic Class Body covered with feathers; skin moist and glandular; lungs with air sacs fore limbs from wings; Aves
Show Answer
Answer:
Correct Answer: C
Solution:
- Cyclostomata bears sucking and circular mouth with no jaws integument without scales and gills (5-16) are present as paired appendages in lateral sac-like pouches of pharynx. Persistent notochord is a feature of Cyclostomata in not Chondrichthyes. Mammals lack pinnae and in over the skin is dry and skin glands are absent except the oil glands.
